Essentials of Biology 4th Edition by Sylvia Mader ,Michael Windelspecht

تمرين 2

For question identify the plant hormone in the key that is associated with each phenomenon. Each answer may be used more than once. Key:
A) auxin
B) gibberellin
C) cytokinin
D) abscisic acid
E) ethylene
Stimulates leaf, fruit, and flower drop