incompatibility is a natural barrier in the fusion of gamets how will you explain this statement
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Answer:
In gametic incompatibility, if the sperm and ova are from different species then they do not recognize each other and hence do not fuse to form the zygote. Hence, incompatibility act as a natural barrier for fusion of gametes to prevent reproduction between individuals of different species
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Answer:
pollen grain of one species is accepted by same species of stigma
Explanation:
if another species pollen grain come contact with stigma stigma will rejects the pollen grain( there is sequence of chemical reaction occurs between pollen and stigma ) for plants
for animals same species of sperm will fertilize the same. species of ova
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