In human beings, the eggs are:
Correct answer: B. Aalecithal
- A. Mesolecithal
- B. Aalecithal
- C. Microlecithal
- D. Macrolecithal
Explanation
In human beings, the eggs (oocytes) are alecithal, which means they have a relatively small amount of yolk (or cytoplasmic nutrient content). In alecithal eggs, most of the nutrient supply for the developing embryo comes from the mother's body through the placenta during pregnancy.
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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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