Question 1
Question
Protein synthesis:
Answer
-
is required for cell growth
-
begins with reading of the genetic "master code" in the cell's DNA
-
influences all cell structures and functions
-
all of the above
Question 2
Question
In the DNA molecule, a sequence of three base pairs from a(n):
Answer
-
codon
-
anticodon
-
polymerase
-
none of the above
Question 3
Question
Transcription can best be described as the
Question 4
Question
Which of the following statements is true?
Answer
-
Complex polypeptide chains from tRNA
-
The site of transcription is within the nucleus, whereas the site of translation is in the cytoplasm
-
Uracil is present in DNA in the place of thymine
-
None of the above is true
Question 5
Question
A DNA molecule is characterized by all of the following except:
Answer
-
double-helix shpae
-
obligatory base pairing
-
ribose sugar
-
phosphate groups
Question 6
Question
Which of the following is not a characteristic of RNA?
Answer
-
It is single stranded
-
It contains uracil, not thymine
-
The obligatory base pairs are adenine-uracil and guanine-cytosine
-
Its molecules are larger than those of DNA
Question 7
Question
Nucleic acids are synthesized directly on the DNA molecule with the help of
Answer
-
enzymes
-
prophase
-
neoplasma
-
lipids
Question 8
Question
[blank_start]Transcription[blank_end]: Process that occurs when the double strands of a DNA segment separate and RNA nucleotides pair with DNA nucleotides
[blank_start]mRNA[blank_end]: The type of RNA that carries information in groups of three nucleotides called codons, each of which codes for a specific amino acid
[blank_start]tRNA[blank_end]: The type of RNA that has an anticodon and binds to a base pair specific amino acid
[blank_start]Translation[blank_end]: The process involving the movement of mRNA with respect to the ribosome
[blank_start]Complementary base pair[blank_end]: Uracil-adenine
[blank_start]Ribosome[blank_end]: The site of translation
Answer
-
Transcription
-
mRNA
-
tRNA
-
Translation
-
Complementary base pair
-
Ribosome
Question 9
Question
Circle the word or phrase that does not belong:
Answer
-
mitosis
-
meiosis
-
M phase
-
enzyme
Question 10
Question
Circle the word or phrase that does not belong:
Answer
-
anaphase
-
end phase
-
apart
-
2 chromosomes
Question 11
Question
Select the word or phrase that does not belong:
Answer
-
meiosis
-
sex cells
-
telophase
-
oogonia
Question 12
Question
Select the word or phrase that does not belong:
Answer
-
zygote
-
mitosis
-
diploid
-
46 chromosomes
Question 13
Question
Select the word or phrase that does not belong:
Answer
-
metaphase
-
prophase
-
telophase
-
interphase
Question 14
Question
The total of 46 chromosomes per cell is referred to as
Answer
-
haploid
-
diploid
-
myoid
-
none o f the above
Question 15
Question
A type of cell division that occurs only in primitive sex cells during the process of becoming mature sex cells is
Answer
-
mitosis
-
meiosis
-
gamete
-
differentiation
Question 16
Question
Splitting of the plasma membrane and cytoplasm into two during cell reproduction is called
Answer
-
mitosis
-
meiosis
-
anaphase
-
cytokinesis
Question 17
Question
Cell reproduction is sometimes referred to as the
Answer
-
A phase
-
R phase
-
M phase
-
X phase
Question 18
Question
The phase of mitosis known as the completion phase is [blank_start]telophase[blank_end].
Question 19
Question
The phase of mitosis known as the apart phase is [blank_start]anaphase[blank_end].
Question 20
Question
The position-changing phase of mitosis is [blank_start]metaphase[blank_end].
Question 21
Question
When a cell is not experiencing mitosis and is "between phases", it is said to be in [blank_start]interphase[blank_end].
Question 22
Question
When a cell begins to divide, it is said to be in the before phase, or [blank_start]prophase[blank_end].
Question 23
Question
The genetic code for a particular protein is passed from DNA to mRNA by a process known as:
Answer
-
transcription
-
translation
-
interphase
-
genome
Question 24
Question
If a strand of DNA has a base sequence of AGGC, the complimentary pair for that strand will be
Question 25
Question
The spindle fibers attach to each chromatid during which stage of mitosis?
Answer
-
prophase
-
anaphase
-
telophase
-
metaphase
Question 26
Question
During which stage of mitosis does the cleavage furrow begin to develop?
Answer
-
prophase
-
metaphase
-
anaphase
-
telophase
Question 27
Question
The synthesis of proteins by ribosomes using information coded in the mRNA molecule is called:
Answer
-
translation
-
transcription
-
replication
-
crenation
Question 28
Question
Translation can be inhibited or prevented by a process called
Answer
-
cytokinesis
-
cell division
-
RNA interference
-
meiosis
Question 29
Question
Select the word or phrase that does not belong:
Answer
-
DNA
-
adenine
-
uracil
-
thymine
Question 30
Question
Select the word or phrase that does not belong:
Answer
-
RNA
-
ribose
-
thymine
-
uracil
Question 31
Question
Select the word or phrase that does not belong:
Answer
-
translation
-
protein synthesis
-
mRNA
-
interphase
Question 32
Question
Select the word or phrase that does not belong:
Answer
-
cleavage furrow
-
anaphase
-
prophase
-
2 daughter cells
Question 33
Question
Select the word or phrase that does not belong:
Answer
-
metaphase
-
prophase
-
telophase
-
gene
Question 34
Question
The DNA molecular structure allows only two combinations of bases to occur. This is known as [blank_start]complementary[blank_end] [blank_start]base[blank_end] [blank_start]parining[blank_end].
Answer
-
complementary
-
base
-
parining
Question 35
Question
The complete set of proteins synthesized by a cell is called the [blank_start]proteome[blank_end] of the cell.
Question 36
Question
The shape of a DNA molecule is referred to as a [blank_start]double[blank_end] [blank_start]helix[blank_end].
Question 37
Question
[blank_start]Meiosis[blank_end] is the type of cell division that occurs only in primitive sex cells during the process of becoming mature sex cells.
Question 38
Question
Mature sex cells are called [blank_start]gametes[blank_end].