What best explains why offspring produced by the same parents do not typically have the same phenotype

What causes temperature extremes in the desert

If your blood becomes too concentrated with iona, what will happen to the red blood cells

Residential construction is expanding in florida, the expansion has caused fragmentation of habitats, one of the results of the increased construction is a decrease in the number of large predators such as the coyote, black bear and pool panther, which will be the most immediate local result of this fragmentation? 1)large predators will become extinct 2)decrease in middle sized predators 3)increase in population of top carnivores 4)increase in population of prey species