Cells in multicellular organisms have many different sizes and shapes. these differences in cells is called cell specialization. cell specialization allows cells to
a. perform different functions.
b. reproduce.
c. be less complex.
d. respond to their environment.

Which of the following statements best describes the relationship between the environment and human health? a. the environment is the only factor that affects human health. b. many aspects of the environment can have an impact on human health. c. human health is impacted by changes in climate. d. the environment has no impact on human health. select the best answer from the choices provided

When organisms are classified ,they are given a two part name

The allele for curly hair is incompletely dominant. if a mother is homozygous for curly hair and the father is homozygous for straight hair, what percentage of the offspring will exhibit characteristics of both parents? 25 percent 50 percent 75 percent 100 percent