In addition to stem elongation, gibberellins are thought to be involved in
A) regulation of axillary bud growth.
B) apical dominance.
C) leaf senescence.
D) breaking seed dormancy and stimulating germination.
E) extensive root growth.
Correct Answer:
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Q12: In gravitropism, the plant root bends. This
Q13: IAA produces a phototropic response in plants
A)
Q14: IAA is thought to be involved in
Q15: The plant hormones known as cytokinins are
Q16: Synthetic growth retardants
A) reduce vegetative plant growth.
B)
Q18: In barley, gibberellin is produced in the
Q19: Cytokinins are plant hormones that are thought
Q20: Which plant hormone is known to be
Q21: Which of the following statements about ethylene
Q22: Growth inhibitors in plants
A) have a role
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