Plant growth responses are regulated by
A) change in hormone levels.
B) changes in sensitivity of plant tissues to hormones.
C) environmental stimuli.
D) genetic factors.
E) All of the answers are correct.
Correct Answer:
Verified
Q2: Auxins, gibberellins, cytokinins, abscisic acid and ethylene
Q3: Phototropism is a phenomenon whereby
A) a plant's
Q4: Which of the following affects plant growth
Q5: Which of the following plant hormones are
Q6: In the 1920s Friedrich Went, a plant
Q7: Which of the following growth responses is
Q8: Phototropism in plants is the
A) bending of
Q9: The plant hormone, indole-3-acetic acid (IAA) is
Q10: Amyloplasts contain
A) auxin.
B) plastids.
C) root cap cells.
D)
Q11: The compound known as 2,4-D
A) is a
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