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AP Bio: Biochemistry Review Flashcards | StudBud
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AP Bio: Biochemistry Review
AP Bio: Biochemistry Review
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Resurrection College Prep AP Biology
Flashcards
20 cards
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Questions
20
Answers
1
Hydrogen bonds are
most
characteristic of what structure level of amino acids?
secondary
primary
tertiary
quaternary
2
Oxygen often forms areas of charge within molecules due to its high:
sense of self-esteem
specific heat capacity
electronegativity
ability to form ionic bonds
3
A phospholipid is considered to be amphipathic because it:
is both polar and nonpolar
is bipolar
is polar
is nonpolar
4
A small non-protein molecule binds with an enzyme, allowing it to fully catalyze reactions.
It's a substrate!
It's a competetive inhibitor!
It's a co-enzyme!
It's a cofactor!
5
Which of the following is a difference between DNA and RNA?
the nitrogen bases
the number of strands in the molecule
the overall shape of the molecule
the sugar-phosphate backbone
6
A molecule binds to an enzyme at a location other than the active site, cause a shape change.
competitive inhibition
feedback inhibition
allopatric speciation
allosteric regulation
7
Which of the following terms could NOT be used to describe a reaction that releases energy?
exergonic
anabolic
exothermic
catabolic
8
This is an image of a(n)
monosaccharide
polypeptide
polysaccharide
amino acid
9
Which of the following gives an amino acid its unique properties?
S groups
R groups
X groups
B groups
10
What type of molecule is this?
cholesterol
unsaturated fatty acid
saturated fatty acid
triglycerol
11
A molecule interacts with an enzyme, blocking it's active site from binding with a substrate.
It's a competetive inhibitor!
It's a cofactor!
It's a co-enzyme!
It's a trap!
12
Why is carbon so important when it comes to forming macromolecules?
It readily donates electrons to other atoms
It can form 4 covalent bonds at once
It is polar
It contains a lot of energy
13
Which of the following chemical bonds is responsible for most of water's unique properties?
ionic bonds
covalent bonds
hydrogen bonds
peptide bonds
14
Hydrolysis reactions:
bind molecules together
form covalent bonds
break molecules down
require water
15
Which of the following factors could influence the overall activity of an enzyme?
temperature
pH
concentration of enzyme/substrate
presence of competitive inhibitors
16
Which of the following molecules serves as the main source of energy for living things?
carbohydrates
lipids
proteins
nucleic acids
17
Animals use the complex carbohydrate _____ for energy storage, while plants use _____.
glycogen; starch
cellulose; glucose
glucose; cellulose
starch; glycogen
18
The process of dehydration synthesis:
forms ionic bonds
breaks molecules down
binds molecules together
requires water to occur
19
What type of molecule is this?
disaccharide
triglycerol
monosaccharide
unsaturated fatty acid
20
Which of the following functional groups would NOT increase the polarity of a molecule?
amino (-NH2)
carboxylic acid (-COOH)
phosphate (-PO3)
hydroxyl (-OH)
