Question

3.pollen grains responds to
stimulus as pollen tube grows
to reach the ovule for
fertilization. This type of
response to chemicals is
called..
A. Thigmotropism
B. Phototropism
C. Chemotropism D.Hydrotropism​

Answer 1

Answer:

During fertilization ovary release chemicals that trigger the chemotropic response from developing pollen tube. whereas phototropism is the growth towards the ...

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Answer 2

Answer:

d) is the correct answer may be I hope it helps