Familial hypercholesterolemia illustrates incomplete dominance in humans because

A) heterozygotes have an intermediate number of low-density lipoprotein receptors on their liver cells.

B) homozygous wild type individuals have an intermediate number of low-density lipoprotein receptors on their liver cells.

C) heterozygotes have an intermediate number of low-density lipoprotein receptors on their kidney cells.

D) heterozygotes have the minimal number of high-density lipoprotein receptors on their liver cells.


A) heterozygotes have an intermediate number of low-density lipoprotein receptors on their liver cells.

Biology & Microbiology

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What is the function of the structure labeled A in Figure 25-1?

a. to adhere to surfaces or other bacteria
b. to prevent phagocytosis
c. support and protection in hypotonic conditions
d. transmission of DNA between bacteria
e. locomotion

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The more buffers present in a body fluid, the more likely that the blood pH will change after absorbing nutrients during digestion

Indicate whether the statement is true or false

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A karyotype is most like

A) a map showing the hidden location of buried treasure. B) a movie showing the stages of the reproductive cycle of a beetle. C) photographs of every couple at a high school prom. D) the answer key to a multiple-choice exam.

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The primary reservoir of anthrax is herbivores

Indicate whether the statement is true or false

Biology & Microbiology