Human Birth Weight In humans, very low or very high birth weight can cause complications that affect a
baby's health. Many infants with very low or very high birthweignts do not survive to
adulthood. Today the frequency of individuals with an average birth weight is higher
than those with extremely low or extremely high birth weights.
I
Which graph represents how natural selection has acted on birth weight? The
original population is represented by the dotted line, and the solid line represents the
population after selection.