Multiple Choice
Auxins are secreted by
A) most tissues undergoing ripening.
B) apical meristems of shoots, coleoptiles, and roots.
C) vascular tissues of stems and leaves.
D) root caps.
E) root cells in response to water stress.
Correct Answer:

Verified
Correct Answer:
Verified
Q55: The requirement of cold weather before a
Q56: Active phytochrome controls<br>A)flowering and seed set.<br>B)seed germination.<br>C)stem
Q57: Which of the following is NOT promoted
Q58: Use the figure above to answer questions
Q59: Gibberellins<br>A)were first isolated by a Japanese researcher
Q60: Cells that actively divide during germination are
Q63: For some seeds to germinate,<br>A)they must first
Q64: Which of the following statements is false?<br>A)Long-day
Q65: Which plant hormone listed below is responsible
Q68: The plant hormone that promotes fruit ripening