Chances of survival of young ones is greater | vedclass

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(B) The chances of survival of young ones are greater in $Eutherian$ mammals because they exhibit internal development of the embryo within the mother

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Eutherian mammals

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(B) The chances of survival of young ones are greater in $Eutherian$ mammals because they exhibit internal development of the embryo within the mother's uterus.This provides a protected environment,constant nutrition,and stable conditions for the developing fetus.Furthermore,$Eutherian$ mammals provide significant parental care after birth,which increases the probability of the offspring surviving to adulthood.In contrast,fishes,amphibians,and most birds lay eggs in the external environment,where the offspring are exposed to predators and environmental fluctuations,leading to higher mortality rates.

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