1995426
Beschreibung
Quiz von erica_dietlein, aktualisiert more than 1 year ago
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Erstellt von erica_dietlein
vor mehr als 9 Jahre
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Frage 1
Frage
___ Is the substance that is more of, the dissolve-r.
Antworten
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Solvent
-
Solute
-
Steve Martin
Frage 2
Frage
____ is the substance that is being dissolved (usually less of).
Antworten
-
Solvent
-
Solute
-
Steve Martin
Frage 3
Frage
Diffusion is______________
Antworten
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The passive movement of molecules along a concentration gradient
-
The active movement of molecules along a concentration gradient
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Dis-arming of nuclear weapons
-
Steve Martin
Frage 4
Frage
A concentration gradient ________________
Antworten
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moves from regions of high concentration to low concentration
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moves from regions of low concentration to high concentration
-
is like a grading curve
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a scale of concentrations
-
Steve Martin
Frage 5
Frage
hypertonic
Antworten
-
is Steve Martin
-
is the higher concentration solution
-
is the lower concentration solution
-
is neither higher nor lower concentration
-
is a kid on pixie stix
Frage 6
Frage
hypotonic
Antworten
-
is Steve Martin
-
is the lower concentration solution
-
is the higher concentration solution
-
is neither higher nor lower concentration
-
a hippo's tonic and gin
Frage 7
Frage
hyper- = ?
Antworten
-
having a lot of something
-
having nothing
Frage 8
Frage
hypo- = ?
Antworten
-
Not a lot of something
-
A big deal
Frage 9
Frage
Osmosis is
Antworten
-
the active movement of water molecules through a membrane
-
the passive movement of water through a permeable membrane
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the passive movement of water through a semi-permeable membrane
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diffusion of water from one place to another
-
Steve Martin
Frage 10
Frage
Osmosis is the movement of water from the
Antworten
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hypotonic to the hypertonic
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hypertonic to the hypotonic
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good to the bad
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big to the small
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hard to the soft
Frage 11
Frage
Which has a nucleus?
Antworten
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eukaryote
-
prokaryote
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the rock lobster
Frage 12
Frage
Which is not usually as complex or as large as the other?
Antworten
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prokaryote
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eukaryote
Frage 13
Frage
An Organelle is ___________
Antworten
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a membrane bound substructure in the cell.
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an organ
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rare in cells
-
only found in prokaryotes
-
hard to define
Frage 14
Frage
Which of these is not an organelle?
Antworten
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ribosome
-
vacuole
-
vesicle
-
plastid
Frage 15
Frage
Which of these organelles have their own DNA?
Antworten
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plastid
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Endoplasmic Reticulum
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golgi body
-
vesicle
-
mitochondria
Frage 16
Frage
the Chloroplast is the most famous plastid type.
Antworten
- True
- False
Frage 17
Frage
Plastids are found in both plant and animal cells.
Antworten
- True
- False
Frage 18
Frage
Mitochondria:
Antworten
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posses their own DNA inherited from the maternal line
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are energy factories for the cell, and produce ATP
-
have an inner and an outer membrane
-
are unique only to animal cells
Frage 19
Frage
Plastids have their own DNA.
Antworten
- True
- False
Frage 20
Frage
In terms of DNA and/or RNA, replication is:
Antworten
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when the cell copies itself
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the creation of mRNA
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The synthesis of a duplicate copy of DNA from a template pair of strands
Frage 21
Frage
During replication, the double stranded DNA is separated by ____
Antworten
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DNA helicase
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RNA helicase
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zipper gene
-
zipper enzyme
Frage 22
Frage
The step from DNA to RNA is called
Antworten
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Transcription
-
Translation
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Replication
Frage 23
Frage
What does DNA stand for?
Antworten
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Deoxyribonucleic acid
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Deoxixribonucleic acid
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Deoxinucleic acid
Frage 24
Frage
What is tRNA?
Antworten
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small RNA molecules containing 75 to 95 nucleotides and carriers of amino acids and participate in protein synthesis.
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the transcriptional blue print for a protein that is used to code the proteins structure
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used to make copies of DNA during replication
Frage 25
Frage
Which of these occur inside the nucleus?
Antworten
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replication
-
transcription
-
translation
Frage 26
Frage
________: long chains of DNA wrapped around each other. DNA exists like this only during limited periods of the cells life, and DNA is not really usable in this bundled structure.
Antworten
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Chromosome
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Chromatin
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Chromatid
Frage 27
Frage
_______: how DNA usually exists within the cell, in a loose, usable state within the nucleus. DNA + Structural Proteins (such as histones).
Antworten
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Chromasome
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Chromatin
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Chromatid
Frage 28
Frage
Comes from a word that means "color"
Antworten
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"chromo"
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"some"
Frage 29
Frage
Comes from a word that means "body"
Antworten
-
"Chromo"
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"Some"
Frage 30
Frage
A structural protein that DNA is wrapped around in the nucleus:
Antworten
-
histone
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histamine
-
helicase
Frage 31
Frage
_______: is an element/part of a chromosome, and is usually joined to another of itself by the centromere of a chromosome.
Antworten
-
chromatin
-
chromatid
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