The term 'viviparous animals' means:
Correct answer: A. Internal fertilization leads to internal development of the embryo
- A. Internal fertilization leads to internal development of the embryo
- B. Organisms that walk on digits
- C. Organisms that lay eggs
- D. Organisms that store infants in pouches
Explanation
Animals that have embryos develop inside their body are called ''viviparous animals''. On the other hand, animals that lay eggs are called ''oviparous animals''.
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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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