Define the terms internal fertilization and externalfertilization. What is the adaptive significance of internalfertilization?
What is the advantage of retaining the embryo in theuterus during its development?
3. What advantage is there in nourishin the young withmilk from the mammary gland rather than with the food in the yolkof a reptilian egg.
Define the terms internal fertilization and external fertilization. What is the adaptive significance of internal fertil
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