Biology
NULL
Medium
Question
The only promoter of leaf senescence in the following plant hormones is ________________?
A
Gibberellins
B
Cytokinins
C
Auxins
D
Abscisic Acid
✓ Official correct answer
Community credibility
Registered members can vote for the answer they believe is correct today and explain why. If the facts change after an election or news event, suggest a new option so others can vote it up.
A
Gibberellins
No member explanations yet for this option.
B
Cytokinins
No member explanations yet for this option.
C
Auxins
No member explanations yet for this option.
D
Abscisic Acid
No member explanations yet for this option.
Explanation
Among the major plant hormones, abscisic acid is uniquely known as the primary promoter of leaf senescence, accelerating the aging and eventual shedding of leaves.