1 بازدیدها · 03/13/25
3,006 بازدیدها · 01/17/24
The difficult journey of the sperm !
0
0
3,237 بازدیدها·
01/17/24
The journey of egg and sperm. There are a lot of casualties (deaths) among the sperm as they swim toward the egg. First, many get lost in the maze of a woman's uterus where they also have to contend with acidic vaginal secretions.
بیشتر نشان بده، اطلاعات بیشتر
0 نظرات
sort مرتب سازی بر اساس
1 بازدیدها · 03/13/25
3,006 بازدیدها · 01/17/24
