Sperm fertilizing the egg

All сomments

(4)

Duzahn

Duzahn

2 years ago

I am sorry, that has interfered... I understand this question. I invite to discussion.

Mikaramar

Mikaramar

2 years ago

Just that is necessary, I will participate. Together we can come to a right answer. I am assured.

Tezil

Tezil

2 years ago

I am sorry, I can help nothing, but it is assured, that to you necessarily will help. Do not despair.

Kazragor

Kazragor

1 year ago

Rather useful message

Say a few words: