Hospital data shows that human infants born with an intermediate birth weight have a better chance of survival than those that weigh much less or much more.Larger than normal babies may have a difficult delivery,while smaller than normal babies may not be fully developed.What type of selection is occurring? Is the variability in birth weight in human populations increasing or decreasing?

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The Answer of Hospital data shows that human infants born with an intermediate birth weight have a better chance of survival than those that weigh much less or much more.Larger than normal babies may have a difficult delivery,while smaller than normal babies may not be fully developed.What type of selection is occurring? Is the variability in birth weight in human populations increasing or decreasing?

Hospital Data Shows That Human Infants Born with an Intermediate