Question

How is fertilisation in a hen different from fertilisation in a
frog​

Answer 1

Answer:

HERE IS YOUR ANS....

Explanation:

.....The fertilization of frog eggs occur in water outside their body where as the fertilization of hens eggs occurs inside the body that is reason why hen's have a hard shell on the egg.. whereas the egg of a frog is soft and like jelly .....

Answer 2

Answer:

Hens are oviparous in which internal fertilisation takes place. The fertilised egg develops into an embryo inside the body. ... Frogs are oviparous in which both fertilisation and development of zygote to embryo and young ones occurs outside the body.\

Explanation: