In Arabidopsis the genes TRYPTYCHON and STICHEL are involved in determining

a. how closely trichomes will develop to each other.
b. whether or not trichomes are formed.
c. which side of a leaf will have trichomes.
d. how many branches a trichome will have.
e. cell division within trichomes.


D

Biology & Microbiology

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In cats, short hair L is dominant to long hair l, and black hair B is dominant to brown hair b. If you found a black,

short-haired cat, you could determine his genotype by crossing it to an animal with a genotype of ____.

a. LLBB b. llBB c. llBb d. llbb e. LLbb

Biology & Microbiology

Which of the following statements concerning decarboxylation reactions is FALSE?

a. They occur as part of the citric acid cycle. b. They produce CO2 that is then exhaled via breathing. c. They involve the removal of a carboxyl group (?COOH) from a substrate. d. They are one type of general reaction that occurs during aerobic respiration. e. They involve the removal of two protons and two electrons.

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Which of the following viruses are the only ssDNA viruses that cause disease in humans?

A) Parvoviridae B) Hepadnaviridae C) Poxviridae D) Polyomaviridae E) Herpesviridae

Biology & Microbiology

Genetics is the primary determinant of muscle fiber type.

a. true b. false

Biology & Microbiology