A vasectomy is the cutting of the vasa deferentia, the tubes that allow sperm to travel from the male testes to the urethera. If the sperm cannot get out, then they cannot find a way to unite with the female ovum, so no conception can occur.
A vasectomy prevents a male making a female pregnant. It does not prevent a female getting pregnant since she could get pregnant with a male who has not had a vasectomy or by artificial insemination.
Sarsaparilla, and Tribulus terrestris are the plants with testosterone.
the correct answer is:A. hybrid sterility
horse plus donkey equals mule
Hybid sterility would be a barrier to postzygotic reproduction. This means that the hybid is sterile. Hybid breakdown and inviability are also barriers.
No, masturbating does not cause sterility.
Can Mumps cause permanent sterility?
Severe cases can result in sterility
no
No.
no
No it will not.
STD's
endometriosis
Nope
yes
no