Multiple Choice
Which one of the following hormones stimulates stem elongation and pollen tube growth?
A) auxin (IAA)
B) ethylene
C) gibberellins
D) cytokinins
Correct Answer:
Verified
Correct Answer:
Verified
Related Questions
Q42: Which of the following environmental factors can
Q51: Experiments on the positive phototropic response of
Q52: If a farmer wanted more loosely packed
Q53: When an arborist prunes a limb off
Q54: Which of the following mechanisms is in
Q56: The biological clock controlling circadian rhythms must
Q57: Seed packets give a recommended planting depth
Q59: A gardener in Canada wants to surprise
Q60: In the fall, the leaves of some
Q61: Mammalian eyes sense light because the photoreceptor