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Get Answers to all your Questions
- #Plant Physiology
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- #Class 12
- #Jawaharlal Institute of Postgraduate Medical Education Research MBBS
What is the function of germ pore?
Option: 1
Absorption of water for seed germination
Option: 2
Intiation of pollen tube
Option: 3
Release of male gametes
Option: 4
Emergence of radical
Answers (1)
- A substance known as sporopollenin covers the pollen grain, or male gametophyte, in a thick outer layer known as exine.
- The exine may be extremely thin and devoid of sporopollenin in some locations; This is known as the germ pore.
- When the pollen grain lands on the stigma, the germ pore causes the pollen tube to initiate and elongate.
Hence, the correct answer is option 2.
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