What fraction of the human genome encodes the exons that produce proteins?
What will be an ideal response?
Ans: Exons comprise only 1% of the human genome.
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Define the terms herbivore, carnivore, and omnivore.
What will be an ideal response?
Familial hypercholesterolemia
A. may be treated by ex vivo gene therapy. B. is a condition that develops when liver cells lack a receptor protein for removing cholesterol from the blood. C. is characterized by high blood levels of cholesterol. D. All of the answer choices are true. E. Only two of the answer choices are true.
Some traits are polygenic. Examples of human traits that are polygenic are skin color and height. What is a characteristic that could be used to describe all polygenic traits?
A) They cause diseases or disorders. B) They show a wide range of intermediate conditions between the extremes. C) They appear more commonly in males then in females. D) They are controlled by a single set of alleles
One-millionth of a meter is called a
A) centimeter. B) decimeter. C) micrometer. D) millimeter. E) nanometer.