Prions are of significance because they cause infections of ________.

A. fungi
B. domestic animals and humans
C. prokaryotes
D. plants


Answer: B

Biology & Microbiology

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Which of the following probabilities is correct regarding a mating of an Ss RR individual to an individual who is Ss Rr ? (A – indicates the the second allele is either dominant or recessive.)

A) S– RR: 37.5% B) Homozygous recessive: 10% C) Heterozygous both alleles: 50% D) ss R– : 15.5%

Biology & Microbiology

A shift in moth frequency from more light and

less dark to more dark and less light is an example of what type of selection?

a. stabilizing b. directional c. disruptive d. frequent e. mutational

Biology & Microbiology

Bioremediation involves the use of microbes to degrade or detoxify pollutants.

Indicate whether the statement is true or false.

Biology & Microbiology

When you eat an apple, the core left over is the ovary.

a. true b. false

Biology & Microbiology