Multiple Choice
What is the genetic basis for lactose intolerance in humans?
A) a change in nucleotide sequence of the lactase gene
B) a change in nucleotide sequence outside of the lactase gene
C) a change in nucleotide sequence of the lactase RNA
D) a change in the amino acid sequence of the lactase enzyme
Correct Answer:

Verified
Correct Answer:
Verified
Q17: The ability to tolerate lactose throughout life
Q18: A fat contains which molecular components?<br>A)three fatty
Q19: If one strand of a DNA double
Q20: Nucleic acids are polymers of _ monomers.<br>A)monosaccharide<br>B)fatty
Q21: DNA nucleotides include _.<br>A)uracil, guanine, adenine, and
Q23: For good health, it is important to
Q24: Which statement is TRUE with regard to
Q25: Amino acids include a side group as
Q26: The data below show the distributions of
Q27: The amount of carbohydrates in a food