Read the following statements carefully.
a. Humans are sexually reproducing and viviparous.
b. The ovaries in human females produce only hormones.
c. The mammary glands are one of the female secondary sexual characters.
d. A normal human sperm is composed of a head, neck, and middle piece only.
How many of the above statements are true with respect to the human reproductive system?
1. 1
2. 3
3. 2
4. 4
Subtopic:  Introduction | Spermiogenesis/Sperm Structure/Hormonal Regulation | Mammary Gland & Lactation | Female Reproductive System-1 | Female Reproductive System-2 |
 65%
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