Fill Ups-

When the pollen grains come in contact with the ____________ , a substance called ____________ is realesed.

Asked by vanyaagarwal125 | 22nd Jan, 2020, 08:15: PM

Expert Answer:

When the pollen grains come in contact with the stigma, a sugary substance (auxin) is released.

Answered by Sheetal Kolte | 23rd Jan, 2020, 11:38: AM