Why does ice float?
AP Bio Final Rev Biochem

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•
Biology
•
10th - 12th Grade
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
Back
As water freezes, it expands and its density decreases.
2.
FLASHCARD QUESTION
Front
What property of water allows it to be an excellent solvent?
Back
As a polar molecule, it can surround and dissolve ionic and polar molecules.
3.
FLASHCARD QUESTION
Front
Where does pepsin function best in the human body?
Back
Stomach.
4.
FLASHCARD QUESTION
Front
How can an amino acid change at a site distant from the active site of an enzyme alter its substrate specificity?
Back
By changing the shape of the protein.
5.
FLASHCARD QUESTION
Front
What type of macromolecule is a fatty acid?
Back
Fatty Acid.
6.
FLASHCARD QUESTION
Front
What is the primary function of enzymes in biological systems?
Back
To catalyze biochemical reactions, increasing the rate of reactions.
7.
FLASHCARD QUESTION
Front
What is the role of hydrogen bonds in water?
Back
They contribute to water's unique properties, such as cohesion and high specific heat.
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