In the 1920s Friedrich Went, a plant physiologist from the Netherlands, proposed the existence of
A) acetic acid.
B) indole-3-acetic acid.
C) auxin.
D) amyloplasts.
E) cytokinins.
Correct Answer:
Verified
Q1: Plant growth responses are regulated by
A) change
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
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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