|
In earthworm, self-fertilization cannot occur due to |
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|
a) |
Protogyny |
b) |
Protandry |
c) |
Epigyny |
d) |
Hypogyny |
|
In earthworm, self-fertilization cannot occur due to |
|||||||
|
a) |
Protogyny |
b) |
Protandry |
c) |
Epigyny |
d) |
Hypogyny |
(b)
Due to protandry, self-fertilization does not occur in earthworm. In that case, earthworm testis mature earlier than ovaries which lead to cross fertilization between two worms.