What is an enzyme? A broken amino acid Protein that catalyzes specific reactions An isomer Passable genetic information Any combination of amino acids
1.
What is an enzyme?
A broken amino acid |
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Protein that catalyzes specific reactions |
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An isomer |
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Passable genetic information |
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Any combination of amino acids |
2.
What do eukaryotes have that prokaryotes do not?
Heat sensitive enzymes |
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Cell walls |
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Right handed amino acids |
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Genetic information |
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A nucleus |
3.
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The "rare Earth" hypothesis is a refinement of what well-known estimating tool?
Anthropic principle
Fermi Paradox
Sagan principle
Copernican principle
Drake Equation
4.
In the formation of planetary systems, we attribute the conservation of
angular momentum to what result?Why planets form in disks
Why planets have a maximum size
Why stars shine
Why planetary clouds condense
Why moons are small
5.
The cosmic microwave background has been directly measured by which three satellites?
Kepler, WMAP, and Planck
Kepler, Gravity Probe B, and Planck
COBE, WMAP, and Planck
COBE, TESS, and SFIL
COBE, Kepler, and Planck
6.
The brightness of stars is measured in "magnitudes." What is counter-intuitive about this system?
Stars have different magnitudes in different color filters
The brightest stars have the smallest magnitudes
All stars have same magnitudes
Always negative number
The brightest stars have the largest magnitudes
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