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Biomolecules Review
Biomolecules Review
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Review of Carbon and Biomolecules
Flashcards
30 cards
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Practice quiz
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Questions
30
Answers
1
Lipids form cell membranes because their heads are __ and their tails are___
Endothermic/Exothermic
Hydrophobic/Hydrophillic
Exothermic/Endothermic
Hydrophillic/Hydrophobic
2
The nucleotide found ONLY in RNA is:
Cyosine
Guanine
Adenine
Uracil
3
Which pair of nucleosides is correct for DNA?
A=T
A=G
A=U
A=C
4
A reaction is endothermic if:
All are True.
Products have more energy than Reactants
It Absorbs Heat
Products are Higher on the Energy Diagram than Reactants
5
Enzymes work by:
Removing products
Making reactions exothermic
Lowering ActivationEnergy
Increasing Energy
6
An enzyme is a:
Nucleic Acid
Protein
Lipid
Carbohydrate
7
Which of the following is NOT a large biomolecule?
Protein
Carbohydrate
Lipid
Amino Acid
8
One function of this biological polymer is for energy STORAGE.
Protein
Nucleic Acid
Lipid
Carbohydrate
9
The molecule used for all of our energy is:
ATP
NAD
SMH
FAD
10
Cellulose in plants is an example of a:
Lipid
Nucleic Acid
Protein
Carbohydrate
11
_______________ is a complex carbohydrate.
Ribose
Glucose
Cellulose
Sucrose
12
The main function of this biological polymer is for energy USE.
Protein
Carbohydrate
Lipid
Nucleic Acid
13
Names of sugars always end in:
-ase
-ite
-ose
-ate
14
The reaction in this picture is:
Slow
Endothermic
Impossible
Exothermic
15
DNA and RNA are types of:
Lipid
Protein
Nucleic Acid
Carbohydrate
16
Proteins are made up of:
Fatty Acids
Nucleotides
Amino Acids
Monosaccharides
17
Amino Acids are joined together by:
Hydrogen Bonds
Polar Bonds
Ionic Bonds
Peptide Bonds
18
An alpha helix or beta sheet are examples of:
Tertiary Structure
Primary Stucture
Secondary Structure
Quaternary Structure
19
Which is NOT a monomer?
Amino Acid
Monosaccharide
RNA
Nucleotide
20
If the temperature of an enzyme gets too high, it is in danger of being:
Delocalized
Inhibited
Activated
Denatured
21
Carbon is different from all other elements because:
It has no stable isotopes
It has only 2 valence electrons
It can not form many bonds
It can form many bonds with other carbons
22
This is the main component of all cell membranes.
Nucleic Acid
Protein
Carbohydrate
Lipid
23
Names of enzymes always end in:
-ase
-ose
-ate
-ite
24
Which is not true of fats?
They come from animals
They are saturated
They are made of amino acids
They are a type of Lipid
25
This biomolecule functions in structure, immunity, transport, hormones, and enzymes.
Protein
Lipid
Carbohydrate
Nucleic Acid
26
Organic Chemistry is the study of compounds that contain:
Oxygen
Hydrogen
Carbon
Nitrogen
27
A steroid is an example of a(n):
Both A and B
Hormone
Lipid
Neither A nor B
28
The three parts of a nucleotide are: A sugar, a nitrogen base, and:
Fatty Acid
Phosphate Ion
Glycerol
Amine Group
29
The ending materials in a chemical reaction are:
Products
Enzymes
Catalysts
Reactants
30
Coenzymes are also known as:
Carbohydrates
Minerals
Vitamins
Amino Acids
