9. Each cell in an individual mouse contains the same genes, but the mouse has many different types of cells: muscle cells, nerve cells, skin cells, etc. Briefly describe how two cells in an embryo can become two
different types of cells in an adult, even though both cells have the same DNA and genes.

Asmall number of finches are removed randomly from the wild and placed in a protected bird area. they are given as much food as they need and have plenty of space. why would natural selection not occur in this population? a. there is no reason for genetic mutation to occur. b. the birds compete for limited resources, c. the population has not reached carrying capacity. d. there is no genetic variation in the finches.

During a fierce storm a large number of tall trees on an island are uprooted by the wind and die. most of the trees on the island are now short trees and produce seeds that grow into short trees. what concept is shown in this example? question 5 options: natural selection artificial selection genetic engineering gene splicing

What factors contribute to the effect an environmental toxin has on the human body?