2a. Suppose that each gamete in the figure shows the number of copies of chromosome 21 in an egg. In the space below, draw a diagram to show how a normal sperm could fertilize one of
these eggs to produce a zygote that would develop into a child with Down syndrome. Show the
number of copies of chromosome 21 in the egg, sperm and zygote.

Babies with very low or very high birth weight are less likely to survive. observe a graph of the data. % babies born at different weights % babies born in that category 6.0 6.5 in 50-555 70-75 80-8511 100-1055 which statement is a valid claim that could be made using the data in the graph? directional selection is occurring because the graph favors an extreme. mark this and retum save and exit next submit o type here to search