Charles and Francis Darwin concluded from their experiments on phototropism by grass seedlings that the part of the seedling that detects the direction of light is the
A) tip of the coleoptile.
B) part of the coleoptile that bends during the response.
C) base of the coleoptile.
D) cotyledon.
Correct Answer:
Verified
Q2: The proton pump plays a critical role
Q3: The ripening of fruit and the dropping
Q4: Why do coleoptiles grow toward light?
A)Auxin is
Q5: Which of the following plant hormones alters
Q6: Almost all plant cells have the ability
Q7: Which of the following hormones would be
Q8: When growing plants in culture,IAA is used
Q9: The apical bud of a shoot produces
Q10: Which part of the plant structure synthesizes
Q11: The most common natural cytokine is zeatin,and
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