AFNS — AFNS Biology
Biological Molecules
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#17 Peptide bond forms between:
A) Amino acids
B) Sugars
C) Fatty acids
D) Bases
Answer: A
#18 Enzymes are mostly:
A) Proteins
B) Lipids
C) Carbohydrates only
D) Vitamins only
Answer: A
#19 Denaturation of protein changes:
A) Shape and function
B) Only color
C) Atomic number
D) Mass number
Answer: A
#20 Nucleic acid monomer is:
A) Nucleotide
B) Amino acid
C) Monosaccharide
D) Fatty acid
Answer: A
#21 DNA bases include:
A) A, T, G, C
B) A, U, G, C
C) T, U, G, C only
D) A, T, G, U only
Answer: A
#22 RNA contains base:
A) Uracil
B) Thymine
C) Adenine only
D) Guanine only
Answer: A
#23 Complementary base pair A with:
A) T in DNA
B) U in DNA
C) G in DNA
D) C in DNA
Answer: A
#24 ATP is:
A) Energy currency of cell
B) Structural lipid
C) Hormone
D) Vitamin
Answer: A
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