All of the following are true of the male or female sex gonads, EXCEPT
A) they secrete sex hormones indirectly into the bloodstream.
B) female gonads produce estrogen and progesterone.
C) male gonads produce testosterone.
D) males and females produce sex hormones of the other gender.
Question 2
As a result of the menstrual cycle, a woman's body creates
A) a sterile environment for the baby.
B) an increase in the ease of childbirth.
C) the ability for multiple orgasms for the female.
D) optimal conditions inside the uterus for conception and pregnancy.
Male tule elk
The calcaneus spur found on the male's hind limb is used to deliver venom.
Female leopard in the Sabi Sands area of South Africa. Note the white spot on its tail, used for com
Male Skeleton
Negative feedback control of the female reproductive hormones
In the Tai Forest a female chimp demonstrates a skill once thought to be unique to humans. Here she