Trace the sequence of events that lead to Development of a chick from fertilised egg of a hen.
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Answer:
Correct sequence of events is fertilization, cleavage, gastrulation and differentiation.
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Answer:
After fertilisation takes place inside the body of the hen, the fertilised egg or zygote divides repeatedly to form embryo which travel down the oviduct.As it travels down the oviduct, many protective layers are formed around the embryo. The hard shell that we see in a hen's egg is the outermost protective layer.
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