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Biology Quiz Final

Beschreibung

Entrance Biology Quiz am Biology Quiz Final, erstellt von Digital Growth am 18/03/2017.
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Zusammenfassung der Ressource

Frage 1

Frage
Which of the following is a not a characteristics of Telomeres
Antworten
  • Unicellular Eukaryotes
  • Cancer Cells
  • Blood Cells
  • Limited Cell Division

Frage 2

Frage
[blank_start]Cell aging[blank_end] and [blank_start]apoptosis[blank_end] may relate to telomere shortening
Antworten
  • Cell aging
  • apoptosis

Frage 3

Frage
Telomerase can extend chromosomes by Diving more repeat sequence to their ends
Antworten
  • True
  • False

Frage 4

Frage
Which one of the following answers may best suit "Cells lose ability to divide after limited number of cell division"
Antworten
  • Centromere
  • Telomere
  • Diploid
  • Chromatid

Frage 5

Frage
In which year radioactively labeled bacteriophage protein and DNA where used to see which entered infected cell
Antworten
  • 1950
  • 1952
  • 1960
  • 1962

Frage 6

Frage
[blank_start]Hershey[blank_end] and [blank_start]Chase[blank_end] showed that when bacteriophages, which are composed of DNA and protein, infect bacteria, their DNA enters the host bacterial cell, but most of their protein does not.
Antworten
  • Hershey
  • Chase

Frage 7

Frage
Genetic Materials is
Antworten
  • DNA
  • Protien
  • RNA
  • Nucleic Acid

Frage 8

Frage
Genes were protein before they were invented
Antworten
  • True
  • False

Frage 9

Frage
Elements _____ &_____are found in proteins and DNA
Antworten
  • S & P
  • S & Zn
  • P & Mg
  • P & H

Frage 10

Frage
Who made the DNA Photographic plate
Antworten
  • Rosalind Franklin
  • Francis Crick
  • Raymond Gosling
  • Salvador Luria

Frage 11

Frage
In which year the Model of DNA based on X-ray diffraction proposed
Antworten
  • 1921
  • 1951
  • 1953
  • 1923

Frage 12

Frage
Who proposed the model of DNA based on X-ray diffraction
Antworten
  • James Watson & Hershey
  • Marie &Francis Crick
  • Chase & James Watson
  • James Watson & Francis Crick

Frage 13

Frage
What is shown in the image
Image:
26465046-999f-4845-adbc-4ca0b490ca88 (image/jpeg)
Antworten
  • Nucleic acid structure & Nucleotide Residues
  • Nucleotide Residues & Nucleic Protein
  • Nucleic Protein & Nucleic acid
  • Nucleic acid & Nucleic protiens

Frage 14

Frage
[blank_start]1871[blank_end] Nucleus is known to be a mixture of DNA,RNA and Protein [blank_start]1928[blank_end] Substance in heat-killed bacteria that transforms living bacteria [blank_start]1944[blank_end] Identification of Griffith's transforming principle as DNA [blank_start]1949[blank_end] Relationships among DNA bases that provide a clue to DNA structure
Antworten
  • 1871
  • 1928
  • 1944
  • 1949
  • 1928
  • 1871
  • 1949
  • 1944
  • 1871
  • 1944
  • 1928
  • 1949
  • 1871
  • 1928
  • 1944
  • 1949

Frage 15

Frage
Which of the following are Nucleotide components
Antworten
  • Adenine
  • Guanine
  • Thymine
  • Adrenaline
  • Tourmaline
  • Cytosine

Frage 16

Frage
Nucleotide base A and T forms
Antworten
  • 2 H bonds
  • 3 H bonds
  • 1 H bonds
  • 0 H bonds

Frage 17

Frage
Nucleotide base G and C forms
Antworten
  • 2 H bonds
  • 3 H bonds
  • 1 H bonds
  • 0 H bonds

Frage 18

Frage
Pentose Sugar : Deoxyribose (H attached to 2' C) Nitrogenous base attached to [blank_start]1[blank_end]' C Phosphate group attached to [blank_start]5[blank_end]' C
Antworten
  • 1
  • 3
  • 7
  • 4
  • 6
  • 2
  • 5
  • 0

Frage 19

Frage
Name the following parts
Image:
f5fc43b9-364d-4f57-abbe-d144e64bb2ef (image/jpeg)
Antworten
  • Nucleotide
  • Phosphate group
  • Phosphodiester
  • Deoxyribose
  • Nucleotide
  • Phosphate group
  • Phosphodiester
  • Deoxyribose
  • Nucleotide
  • Phosphate group
  • Phosphodiester Lingage
  • Deoxyribose
  • Nucleotide
  • Phosphodiester Linkage
  • Deoxyribose
  • Phosphate group

Frage 20

Frage
Spot the diffrence
Image:
72a0f065-d942-4f91-bcef-85a8d772cbba (image/jpeg)
Antworten
  • Both A. and B. are Deoxyribonucleic acid
  • Only A. is Deoxyribonucleic acid
  • A. and B. are Deoxyribonucleic acid
  • A is Deoxyribonucleic acid and B is Ribonucleic acid

Frage 21

Frage
Paired nucleotide runs anti parallel
Antworten
  • True
  • False

Frage 22

Frage
Each stands of DNA has [blank_start]3[blank_end]' End and [blank_start]2[blank_end]' End
Antworten
  • 3
  • 2

Frage 23

Frage
DNA 3' end has exposed
Antworten
  • OH group on 3' C of deoxyriose
  • OH group on 2'C deoxyriose
  • OH group on 5'C deoxyriose
  • OH group on 1'C deoxyriose

Frage 24

Frage
DNA 5' end has an exposed phosphate group on the
Antworten
  • 5' C Deoxyribose
  • 2' C Deoxyribose
  • 3' C Deoxyribose
  • 4' C Deoxyribose

Frage 25

Frage
Nucleotide strands are complimentary due to
Antworten
  • Twin Base rule
  • Twin paring rule
  • Base pairing rule
  • Odd Paring rule

Frage 26

Frage
Part A : Purine number ≠ pyrimidine number Part B : A=T ; G=C
Antworten
  • Part A and B are true
  • Part A is true and B is false
  • Part A is False and Part B is true
  • Part A and B are false

Frage 27

Frage
If Nucleotide sequence of one strand is known, sequence can be
Antworten
  • Defined
  • Pridicted
  • Partly predicted
  • Never Defined

Frage 28

Frage
a.How many hydrogen bonds are present between Adenine and thymine. b.How many hydrogen bonds are present between Guanine and cytosine.
Antworten
  • 2 and 6
  • 2 and 3
  • 3 and 5
  • 2 and 5

Frage 29

Frage
Who confirmed the semi-conservative replication of DNA.
Antworten
  • Francis
  • Meselson
  • Thomas
  • Marie

Frage 30

Frage
Double Helix produced during DNA replications consists of _____ parent strand(s) and _____new complementary strand(s)
Antworten
  • 1 and 2
  • 2 and 2
  • 1 and 1
  • 2 and 3

Frage 31

Frage
Name the Following Hypothesis of DNA Replication
Image:
147a29e4-b23d-4ead-8396-313e5831b91f (image/jpeg)
Antworten
  • Semiconservative
  • Conservative
  • Dispersive
  • Semi Dispersive
  • Semiconservative
  • Conservative
  • Dispersive
  • Semidispersive
  • Semiconservative
  • Conservative
  • Disprative
  • Semidisorative

Frage 32

Frage
How does DNA replication prevent super-coiling.
Antworten
  • By breaking and rejoining one DNA
  • By breaking and rejoining one DNA or Both
  • By breaking one DNA
  • By rejoining one both the DNA

Frage 33

Frage
_________________ relieve tension created by unwinding localized areas of DNA
Antworten
  • Topoisomerases
  • Toposomes
  • Catenation
  • Knotting

Frage 34

Frage
DNA replication is bidirectional
Antworten
  • True
  • False

Frage 35

Frage
______________chromosomes have a single origin of replication ______________chromosomes have multiple origins of replication
Antworten
  • Prokaryotic & Prokaryotic
  • Eukaryotic & Prokaryotic
  • Eukaryotic & Eukaryotic
  • Prokaryotic & Eukaryotic

Frage 36

Frage
Synthesis continues until adjacent replication forks meet
Antworten
  • True
  • False

Frage 37

Frage
Order the replication process
Image:
80c473a6-caab-44df-a0d7-66d62c56f1a4 (image/jpeg)
Antworten
  • dcab
  • badc
  • abcd
  • cdab

Frage 38

Frage
Every living organism must get energy from food molecules that they make or obtain from environment
Antworten
  • True
  • False

Frage 39

Frage
______________________ is a catabolic process where chemical bond energy of food molecules transferred to ATP
Antworten
  • Cellular respiration
  • Molecular respiration
  • Intracellular respiration
  • Metabollic respiration

Frage 40

Frage
Most organisms use [blank_start]aerobic[blank_end] cellular respiration
Antworten
  • aerobic

Frage 41

Frage
Food is broken down into [blank_start]Carbon dioxide[blank_end] and [blank_start]Water[blank_end]
Antworten
  • Carbon dioxide
  • Carbon monoxide
  • Carbon Hydroxide
  • Water
  • Sodium
  • Nitrogen

Frage 42

Frage
How much ATP is produced per GULCOSE
Antworten
  • 36.38 ATP's
  • 37.38 ATP's
  • 32.38 ATP's
  • 36.10 ATP's

Frage 43

Frage
What are the four Stages of Aerobic Respiration Stage 1 : [blank_start]Glycolysis[blank_end] Stage 2 : [blank_start]Formation of acetyl coenzymes[blank_end] Stage 3 : [blank_start]Citric acid Cycle[blank_end] Stage 4 : [blank_start]Chemioosmosis[blank_end]
Antworten
  • Glycolysis
  • Lactic acid cycle
  • Formation of acetyl coenzymes
  • Formation of citric acid
  • Citric acid Cycle
  • Formation of acetyline
  • Chemioosmosis
  • Sulfur Excretion

Frage 44

Frage
Glycolysis occur in 3 phases
Antworten
  • True
  • False

Frage 45

Frage
Define the equation " glucose + 2 ATP → 2 G3P + 2 ADP → 2G3P + 2NAD+ + 4ADP → 2 pyruvate + 2NADH + 4ATP "
Antworten
  • Glycolsis
  • Citric Acid Cycle
  • Chemosmosis
  • Acetyle coencyme

Frage 46

Frage
What are the Net products of glycolysis
Antworten
  • 2 ATPs
  • 5 ATPs
  • 2 NADHs
  • 1 NADHs
  • 2 pyruvates
  • 1 pyruvates

Frage 47

Frage
What are the Citric acid cycle products per glucose
Antworten
  • 6 NADH, 2 FADH2
  • 5 NADH, 2 FADH2
  • 2 ATP
  • 3 ATP
  • 4 CO2
  • 3 CO2

Frage 48

Frage
Each Citrate begins a “cycle” of ______ subsequent reactions,
Antworten
  • Six
  • Seven
  • Three
  • Two

Frage 49

Frage
Name the following blanks
Image:
ac26c771-04e8-48df-8bbc-a1447ea2ca8e (image/jpeg)
Antworten
  • Acetyl Coenzyme A
  • Coenzyme
  • Citrate
  • Carbon Compound
  • Acetyl coenzyme
  • Citrate
  • 4 carbon compound
  • Oxaloacetate
  • 5 carbon compound
  • 3 carbon compound
  • 1 carbon compound
  • 4 carbon compound
  • 4 carbon bond
  • 5 carbon bond
  • 2 carbon bond
  • 3 carbon bond
  • Oxaloacetate
  • 4 carbon compound
  • citrate
  • 5 carbon compound

Frage 50

Frage
Their high-energy electrons lose energy as they pass from one electron acceptor molecule to another
Antworten
  • True
  • False

Frage 51

Frage
Electron acceptors/carriers are usually transmembrane proteins embedded in cristae
Antworten
  • True
  • False

Frage 52

Frage
" Establishes proton gradient and Free energy released from electron transporting used to pump H+ across cristae" Best suits which one of the following
Antworten
  • Oxidative Phosphorylation
  • Electron Transport Chain
  • Citric cycle
  • Acetyl

Frage 53

Frage
What does Electron Transport Chain mean ?
Antworten
  • An electron transport chain is a series of complexes that transfer electrons from electron donors to electron acceptors via redox reactions, and couples this electron transfer with the transfer of protons across a membrane.
  • An electron transport chain is a series of complexes that transfer electrons from donors to electron acceptors via hypothermic reactions, and couples this proton transfer with the transfer of protons across a membrane.
  • An electron transport chain is a series of complexes that transfer electrons from electron donors to electron acceptors via endothermic reactions, and this electron transfer with the transfer of protons across a membrane.
  • An electron transport chain is a series of complexes that transfer electrons from electron donors to electron acceptors via Exothermic reactions, and couples this electron transfer with the transfer of protons across a membrane.

Frage 54

Frage
Can Amino acids be broken down to produce ATP ?
Antworten
  • Maybe
  • Yes
  • No
  • None of the above

Frage 55

Frage
Define the image
Image:
a098e1a0-9ee4-482e-b639-d7669743425e (image/jpeg)
Antworten
  • Amino Acid
  • Erepsin
  • Leucines
  • Nucleic acid sequence 1

Frage 56

Frage
Define the equation
Image:
be2e7c38-cd28-4803-b9f1-880744685f85 (image/jpeg)
Antworten
  • Citric cycle
  • Dietary lipids
  • ECH
  • Glycolysis

Frage 57

Frage
Anaerobic Respiration Does use O2 as final electron acceptor
Antworten
  • True
  • False

Frage 58

Frage
Anaerobic respiration uses [blank_start]inorganic[blank_end] substance as final electron acceptor during electron transport chain
Antworten
  • inorganic

Frage 59

Frage
Fermentation best suits
Antworten
  • Anaerobic process that does not use electron transport chain
  • Does not use O2 as final electron acceptor
  • Uses inorganic substance as final electron acceptor during electron transport chain
  • Produces 5 ATP/glucose by substrate-level phosphorylation during glycolysis

Frage 60

Frage
Pyruvate is not end product of fermentation
Antworten
  • True
  • False

Frage 61

Frage
NADH produced during glycolysis must not be converted back to NAD+ to allow glycolysis to continue
Antworten
  • True
  • False

Frage 62

Frage
In ____________________ Pyruvate converted to 2-C ethyl alcohol (2-C) and CO2
Antworten
  • Alcohol fermentation
  • Fermentation
  • Pyruvate fermentation
  • Anaerobic fermentation

Frage 63

Frage
Yeasts are facultative anaerobes Used in brewing
Antworten
  • True
  • False

Frage 64

Frage
Does Bacteria & Virus use Lactate (lactic acid) fermentation
Antworten
  • True
  • False
  • Bacteria uses but virus does not
  • Virius uses but bacteria does not

Frage 65

Frage
Is "Oxygen" needed for sustained activity in lactic fermentation
Antworten
  • Yes
  • No
  • Yes but not necessarily needed
  • No but better to have it

Frage 66

Frage
Who is the father of heredity.
Antworten
  • Gregor Mendel
  • Charles Darwin
  • Racheal Carlson
  • Robert hooke

Frage 67

Frage
When did Mendel Die?
Antworten
  • 1884
  • 1885
  • 1883
  • 1880

Frage 68

Frage
What plant did mendel use for his expirmient
Antworten
  • Cucumer
  • Pea
  • Carrot
  • Sun Flower

Frage 69

Frage
How many phenotypic traits did mendel study
Antworten
  • Seven
  • Eight
  • Six
  • Five

Frage 70

Frage
Homologous chromosomes carry same genes, but can carry different alleles of those genes
Antworten
  • True
  • Partly True
  • False
  • None of the Aove

Frage 71

Frage
What is a Locus
Antworten
  • Physical location where a gene resides on a chromosome
  • Physical location where a gene resides on a Nucleic acid
  • Physical location where a Amino acids resides on a chromosome
  • Physical location where a gene resides on a Metabolic cell

Frage 72

Frage
Which of the following is Not Mendel’s Principle of Segregation
Antworten
  • Alleles separate during formation of reproductive cells
  • In F2 generation, fertilization involving two t gametes allowed short phenotype to reappear
  • Homologous chromosomes carry same genes
  • F1 generation gametes contained dominant tall allele (T) OR recessive short allele (t)

Frage 73

Frage
Understanding inheritance of single trait (locus) with two alleles
Antworten
  • Mono Hybrid Cross
  • Theory of evolution
  • Dihybrid Cross
  • Genetic Terminology

Frage 74

Frage
Tracks inheritance of two traits, governed by genes on nonhomologous chromosomes
Antworten
  • Dihybrid Cross
  • Mono hybrid cross
  • Theory of Evolution
  • Mendel's Experiment

Frage 75

Frage
In Dihybrid cross F1 individuals produce four gametes types with equal probability namely
Antworten
  • BS, Bs, bS, bs
  • BS, Bs,BS, Bs,
  • bS, bs,BS, Bs,
  • Bs, Bs, bs, bs

Frage 76

Frage
In F2 generation Predictable phenotype ratio is
Antworten
  • 9:3:3:1
  • 9:3:3:3
  • 9:2:1:2
  • 5:1:5:2

Frage 77

Frage
Which one is Not Mendel’s Principle of Independent Assortment
Antworten
  • Alleles on nonhomologs distributed randomly into gametes,independently of one another
  • Random orientation of homologous chromosomes in metaphase II
  • In guinea pigs, assortment of B and b alleles not affected by assortment of S and s alleles
  • B allele equally likely to end up in a gamete with S or s allele

Frage 78

Frage
Thomas Hunt Morgan’s work with fruit flies Took place in ___________expanded genetics knowledge.
Antworten
  • Early 1900
  • Early 1920
  • Late 1900
  • Late 1920

Frage 79

Frage
What are sex chromosomes?
Antworten
  • Genes which largely determine gender in most eukaryotes
  • Genes which largely determine gender in most prokaryotes
  • Genetics which determine gender in some eukaryotes
  • Genetics which termine gender in most eukaryotes

Frage 80

Frage
In mammals, birds and many insects, sex-determining genes on sex chromosomes are
Antworten
  • Female mammals XX Male mammals YY
  • Female mammals XY Male mammals YY
  • Female mammals YX Male mammals XX
  • Female mammals XX Male mammals XY

Frage 81

Frage
Sex determination in animals [blank_start]X-Y[blank_end] system Mammals Including Humans [blank_start]X-O[blank_end] system Certain Insects [blank_start]Z-W[blank_end] system Birds, Fishes and some insects [blank_start]Haplo-Diploid[blank_end] system Most bees and Ants
Antworten
  • X-Y
  • X-K
  • Z-W
  • Z-H
  • X-T
  • X-W
  • X-O
  • X-I
  • X-X
  • Haplo-Diploid
  • X-A
  • X-N

Frage 82

Frage
During early [blank_start]embryonic[blank_end] development, random inactivation of one X chromosome occurs in somatic cells
Antworten
  • embryonic

Frage 83

Frage
If ___________ heterozygous is for X-linked trait, one allele expressed in half of the body, other allele expressed in the other half
Antworten
  • Male
  • Female
  • None of the above as it has not een devleoped

Frage 84

Frage
Cats carry one of their fur color genes on___chromosome
Antworten
  • X
  • Y
  • H
  • XY

Frage 85

Frage
In which of the following a Heterozygote has intermediate phenotype
Antworten
  • Mono Hybrid cross
  • Dihybrid Cross
  • Incomplete Dominence
  • Genectiic Variation

Frage 86

Frage
Heterozygote simultaneously expresses phenotype of both homozygotes relates to
Antworten
  • Codominance
  • Monohybrid cross
  • Dihybrid cross
  • Incomplete Dominance

Frage 87

Frage
What is Pleiotropy?
Antworten
  • Ability of one gene to affect multiple traits
  • Ability of one gene to affect two traits
  • Ability of one gene to affect one traits
  • Ability of one gene to affect no traits

Frage 88

Frage
Alleles from different loci interact to determine phenotype is GENE INTRACTION
Antworten
  • True
  • False

Frage 89

Frage
Human skin color determined by 7 genes
Antworten
  • True
  • False

Frage 90

Frage
Genetically identical individuals may develop differently in different environments
Antworten
  • True
  • False

Frage 91

Frage
Human height is polygenic
Antworten
  • True
  • False

Frage 92

Frage
_____________ is condensed chromatin
Antworten
  • Chromosome
  • Telomeres
  • Keratin
  • Lipids

Frage 93

Frage
Name the parts
Image:
21529ad1-85af-4d1d-8434-85938d0682c7 (image/jpeg)
Antworten
  • Nucleus
  • Nuclear pores
  • Nucleus Envelope
  • Chromatin
  • Nucleolus
  • Cisternae

Frage 94

Frage
1 nucleosome =_____ histone protein and _____ base pairs of DNA
Antworten
  • 8 and 142
  • 7 and 146
  • 6 and 142
  • 8 and 146

Frage 95

Frage
What do you see in the picture given
Image:
09b5242d-3386-484f-a12c-2259d33c09e9 (image/jpeg)
Antworten
  • DNA without Histones
  • DNA with Histones
  • Basic Structure of DNA
  • None of the above

Frage 96

Frage
What happens during Prophase ?
Antworten
  • The nucleosome condenses into many tight small chromosomes
  • The nucleosome condenses into many loose small chromosomes
  • The nucleus decays into many tight small chromosomes
  • The nucleosome condenses into many tight large chromosomes

Frage 97

Frage
Bacterial chromosome have histone
Antworten
  • True
  • False

Frage 98

Frage
Bacterial chromosome have histone
Antworten
  • True
  • False

Frage 99

Frage
Which of the following answers best suit >Epithelial cells undergo mitosis constantly >Mature blood cells don't divide > Stem cells in the bone marrow divide.
Antworten
  • Eukaryotic Cell Cycle
  • Prokaryotic Cell Cycle
  • Citric Cycle
  • Lipids cell cycle

Frage 100

Frage
Cardiac muscles can change and grow new muscle but skeletal muscles cannot repair and remodel gradually.
Antworten
  • True
  • False

Frage 101

Frage
What does Coenocytic means [blank_start]multinucleate[blank_end]
Antworten
  • multinucleate

Frage 102

Frage
Interface G1 phase ([blank_start]first gap[blank_end] phase) • S phase ([blank_start]synthesis[blank_end] phase) • G2 phase ([blank_start]second gap[blank_end] phase)
Antworten
  • first gap
  • Synthesis phase
  • Synthesis
  • First Gap
  • Second Gap
  • Second Gap
  • Second gap
  • Synthesis
  • First Gap

Frage 103

Frage
What happens during S phase (synthesis phase)
Antworten
  • Centrioles duplicated
  • Histone proteins synthesized
  • DNA replicates
  • Protein synthesis increases
  • Cell Grows and Prepares for S shape

Frage 104

Frage
Mitosis is a Continuous process of five stages
Antworten
  • True
  • False

Frage 105

Frage
Order the stages of Mitosis [blank_start]Prophase[blank_end] [blank_start]prometaphase[blank_end] [blank_start]metaphase[blank_end] [blank_start]anaphase[blank_end] [blank_start]telophase[blank_end]
Antworten
  • Prophase
  • Prometaphase
  • Metaphase
  • Anaphase
  • Telophase
  • Prometaphase
  • Prophase
  • Metaphase
  • Anaphase
  • Telophase
  • Metaphase
  • Prophase
  • Prometaphase
  • Anaphase
  • Telophase
  • Anaphase
  • Prophase
  • Prometaphase
  • Metaphase
  • Telophase
  • Telophase
  • Anaphase
  • Metaphase
  • Prometaphase
  • Prophase

Frage 106

Frage
_______________ is a protein where the microtubules attach to the chromosomes.
Antworten
  • Kinetochore
  • Lipids
  • Chromatids
  • Centromere

Frage 107

Frage
What happens during Prometaphase?
Antworten
  • Nuclear envelope fragments
  • Cytoskeleton disassembled
  • Mitotic spindle begins to form
  • Cytoskeleton assembled

Frage 108

Frage
During Anaphase the sister chromatids separate
Antworten
  • True
  • False

Frage 109

Frage
Name the images
Image:
cc991dae-5c72-4f6f-950a-c982c4e3e47d (image/jpeg)
Antworten
  • Interphase
  • Prophase
  • Prometaphase
  • Metaphase
  • Anaphase
  • Telophase

Frage 110

Frage
Prokaryotes use binary fission
Antworten
  • True
  • False

Frage 111

Frage
Asexual reproduction in eukaryotes uses mitosis
Antworten
  • True
  • False

Frage 112

Frage
Sexual reproduction in eukaryotes involves mitosis
Antworten
  • True
  • False

Frage 113

Frage
Ploidy Contain only one member of each homologous chromosome pair
Antworten
  • True
  • False

Frage 114

Frage
In plants, fungi and some protists, meiosis does directly yield haploid gametes
Antworten
  • True
  • False

Frage 115

Frage
shorter wave lengths = less energy
Antworten
  • True
  • False

Frage 116

Frage
Humans detect photons that correspond to UV portion of electromagnetic spectrum
Antworten
  • True
  • False

Frage 117

Frage
Which one has the longest wavelength
Antworten
  • Microwaves
  • Visible Light
  • X-rays
  • Gamma Rays

Frage 118

Frage
When certain types of molecules absorb____________, an electron becomes energized
Antworten
  • Photons
  • Neutrons
  • Electrons
  • None

Frage 119

Frage
What is pigment of light
Antworten
  • A molecule that can be exited by light
  • A molecule that can be destroyed by light
  • A molecule that can be split by light
  • A molecule that can be pigmented by light

Frage 120

Frage
____________________ cells have chloroplast, and they are the ones that perform photosynthesis.
Antworten
  • Parenchyma
  • Lipids
  • Cellular
  • Respiratory

Frage 121

Frage
Chlorophylls a and b absorb ________ and _______ light
Antworten
  • Green and blue
  • Blue and red
  • Red and green
  • Red and Yellow

Frage 122

Frage
Chlorophyll______ is primary photosynthetic pigment
Antworten
  • a
  • b
  • ac
  • ab

Frage 123

Frage
Carotenoids absorb _______ and________ light
Antworten
  • Blue and blue-green
  • Red and Yellow-green
  • Green and yellow-red
  • Blue and blue-red

Frage 124

Frage
Energy is transferred from pigment to pigment till it reaches chlorophyll " a ", and the wavelength is Decreased
Antworten
  • True
  • False

Frage 125

Frage
Light energy is converted to chemical energy in [blank_start]Photosynthesis[blank_end]
Antworten
  • Photosynthesis

Frage 126

Frage
Photosystem are made up of __________ and pigments.
Antworten
  • Proteins
  • Carbon
  • Oxygen
  • Nitrogen

Frage 127

Frage
Photosystem I (P720) is one of the types of photostem
Antworten
  • True
  • False

Frage 128

Frage
Light-Dependent Reactions Begin when pigment molecule absorbs photon
Antworten
  • True
  • False

Frage 129

Frage
1 electron is donated from the reaction center chlorophyll " A " when the photon reaches the chlorophyll " A "pigment. So two electrons are produced in total and start an [blank_start]electron transport chain[blank_end].
Antworten
  • electron transport chain

Frage 130

Frage
What does best suit Photophosphorylation?
Antworten
  • During light-dependent reactions, synthesis of ATP coupled to transport of electrons originally energized by photons
  • During light-dependent reactions, synthesis of ATP coupled to transport of photons originally energized by Electrons
  • Electrons flow two at a time
  • Each Photophosphorylation has a reaction center

Frage 131

Frage
What is the use of Photoposporalation
Antworten
  • Used to pump protons across thylakoid membrane from stroma to thylakoid lumen
  • Used to Absorb protons across thylakoid membrane Using stroma and thylakoid lumen
  • Used to Excrete Electrons across thylakoid membrane Using stroma and thylakoid lumen
  • Used to pump Protiens across thylakoid membrane from stroma to thylakoid lumen

Frage 132

Frage
What is shown in the given image
Image:
df9c189f-e29d-499e-a262-599c695a50e0 (image/jpeg)
Antworten
  • Light-Dependent Reation
  • Nitrogen Fixation Reaction
  • Photophosphorylation Reaction
  • Carbon Fixation reaction

Frage 133

Frage
Calvin cycle occurs in [blank_start]stroma[blank_end]
Antworten
  • stroma

Frage 134

Frage
Carbon Fixation Reactions are also known as C3 pathway
Antworten
  • True
  • False

Frage 135

Frage
What are the three phases of carbon fixation
Antworten
  • Carbon reduction phase
  • Nitrogen reduction phase
  • RuBP regeneration phase
  • RuBB regeneration phase
  • Carbon dioxide uptake Phase
  • Carbon uptake Phase

Frage 136

Frage
Carbon fixation requires CO2 and light (indirectly)
Antworten
  • True
  • False

Frage 137

Frage
Some plants use C3 pathway to fix carbon prior to Calvin cycle
Antworten
  • True
  • False

Frage 138

Frage
What does "CAM " in Pathway stand for
Antworten
  • Crassulacean acid metabolism
  • Crassulacean angular metabolism
  • Crassulacean acid mitosis
  • Carbon acid metabolism

Frage 139

Frage
The sourses of genetic variation during miosios are:
Antworten
  • They Result in Daughter cell
  • Crossing Over and Random Assortment of meternal and paternal homologs
  • Synapis and mutation
  • Crossing over and random pairing of tetrads

Frage 140

Frage
What is a dominant allele
Antworten
  • Having two different Allele for a gene
  • Determines phenotype is hetrozygote
  • The Genetic Makup of a person
  • More Common In a population

Frage 141

Frage
A barr body in a mammalian female cell represents
Antworten
  • Inactivated X Chromosome
  • Activate X Chromosome
  • A polor body
  • An inactivated oolycte

Frage 142

Frage
In snapdragons, heterozygotes for one of the genes have pink flowers, whereas homozygotes have red or white flowers. When plants with red flowers are crossed with plants with white flowers, what proportion of the offspring will have pink flowers?
Antworten
  • 25%
  • 75%
  • 50%
  • 100%

Frage 143

Frage
when crossing an organism that is homozygous recessive for a single trait with a heterozygote what is the chance of producing an offspring with homozygous recessive phenotype
Antworten
  • 100%
  • 50%
  • 75%
  • 25%

Frage 144

Frage
Black fur in mice (B) is dominant to brown fur (b). Short tails (T) are dominant to long tails (t). these two traits are unlinked what fraction of the progeny of the cross BbTt x BbTt will have black fur and long tails
Antworten
  • 1/2
  • 3/4
  • 9/16
  • 3/16

Frage 145

Frage
The overall reactions of photosynthesis are best summarized as
Antworten
  • 6 CO2+ 12 H2O->C6H12O6 +12 O2
  • 6 CO2+ 12 H2O->C6H12O6 +12 H2O
  • 6 CO2+ 12 O2->C6H12O6 +12 H2O
  • 6 CO2+ 12 O2+C6H12O6->12 O6 +12 H2O

Frage 146

Frage
During the electron transport chain h2o is formed where does the oxygen for the synthesis of h20 come from
Antworten
  • O2
  • H2O
  • C6H1O2
  • Pvruvate

Frage 147

Frage
When one molecule of glucose is completely oxidized in aerobic respiration the net amount of atp produced is
Antworten
  • 36 to 38
  • 2
  • 28 to 36
  • 4

Frage 148

Frage
In C4 plants reactions that fix co2 into four-carbon compounds occur in
Antworten
  • Xylem cell
  • Bundle shealth cell
  • Mesophyll cell
  • Guard Cell

Frage 149

Frage
An animal with a diploid number of 36 will have______ chromosomes in its gamets and ______ tetrads during meiosis I
Antworten
  • 15 and 20
  • 18 and 36
  • 18 and 18
  • 17 and 18

Frage 150

Frage
During chemiosmosis,_____ are transferred from NADH and FADH2 to electron acceptor molecules, and the energy released is used to create a ____ gradient across the inner mitochondrial membrane.
Antworten
  • Electron and neutron
  • Protons and Neutons
  • Electrons and protons
  • Neutrons and protons
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