Crossing over crossing over plays a critical role in increasing the genetic variation among offspring of sexual reproduction. it is important to understand how crossing over occurs and its consequences in meiosis. look carefully at the diagrams depicting different stages in meiosis in a cell where 2n = 6. assume that the red chromosomes are of maternal origin and the blue chromosomes are of paternal origin.

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