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Question
Human eggs are
Human eggs are
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Solution
The correct option is C Alecithal
Alecithal egg is characterized by absence of yolk. Human embryo is fed by endometrial stromal cells from the day of implantation (5th/7th day of ovulation) to first eight weeks of pregnancy. Placenta takes over function of providing nutrition to foetus during second trimester till baby birth. Hence there is no need of yolk and human eggs are alecithal. Correct answer is A.
Alecithal egg is characterized by absence of yolk. Human embryo is fed by endometrial stromal cells from the day of implantation (5th/7th day of ovulation) to first eight weeks of pregnancy. Placenta takes over function of providing nutrition to foetus during second trimester till baby birth. Hence there is no need of yolk and human eggs are alecithal. Correct answer is A.
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