In ciliates macronuclei control __________

a. reproduction only
b. growth only
c. metabolism only
d. movement only
e. both growth and metabolism


E

Biology & Microbiology

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Animal communication involves what type of sensory information?

I) visual II) auditory III) olfactory IV) tactile A) only I and III B) only II and IV C) only II, III, and IV D) only I, II, and III E) I, II, III, and IV

Biology & Microbiology

In the figure above, which number identifies the structure of cones or rods that will respond to

wavelengths of RED light ONLY?

a. 3 b. 4 c. 5 d. 6 e. 7

Biology & Microbiology

Which option best describes the mechanism that causes a stoma to open?

A) K+ enters the guard cells and water follows passively, making the cells turgid. B) K+ activates water pumps in the guard cell membrane that make them turgid. C) K+ leaves the guard cells and water follows passively, making the cells flaccid. D) Loss of K+ from guard cells creates positive pressure and expands the guard cells.

Biology & Microbiology

Edward Jenner was the physician who first used cowpox to vaccinate individuals against smallpox.

Answer the following statement true (T) or false (F)

Biology & Microbiology