All of the following statements are correct except:
Correct answer: D. All males are born with one testicle
- A. The testicles produce millions of sperm
- B. Hormones are produced by the testicles
- C. Semen is produced in the seminal vesicles
- D. All males are born with one testicle
Explanation
Males are typically born with two testicles. The condition of having only one testicle is known as monorchism, and it is relatively uncommon.
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Human reproduction covers the male and female reproductive organs, gamete formation, fertilization, implantation and hormonal regulation. The menstrual cycle includes ovarian and uterine changes controlled by pituitary and ovarian hormones, while sexually transmitted diseases are studied through their causes, transmission, symptoms, prevention and effects on fertility.
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