The plant hormone ____ appears to play a major role in gravitropism in roots and shoots

a. salicylic acid
b. gibberellin
c. abscisic acid
d. auxin
e. oligosaccharin


ANSWER: d

Biology & Microbiology

You might also like to view...

The unit of measure usually used to describe bacterial size is:

A) millimeters. B) micrometers. C) nanometers. D) angstroms.

Biology & Microbiology

Sometimes the most abundant color form of an animal is preyed upon more extensively than less common forms. This

illustrates the phenomenon of ____ selection.

a. stabilizing b. directional c. disruptive d. frequency-dependent e. artificial

Biology & Microbiology

Organisms living on the sediment surface of sandy and muddy beaches are collectively referred to as ________

Fill in the blank(s) with correct word

Biology & Microbiology

The identification of which structures, produced by the pathogen, in the stool samples aided in the patients diagnosis?

A. inclusions B. cyst C. endospores D. nuclei

Biology & Microbiology