Question 11 Multiple Choice Worth 5 points) (04.01 LC)
Which of the following is the lowest level in the hierarchy of the organization of living things?
O Atoms
Compounds
Organ systems
Tissues

Which of the following statements is true about the relationship between genetic variation and natural selection? a. genetic variation must be present in a population before natural selection can act on it. b. genetic variation arises in a population as a result of natural selection. c. natural selection can act on a population whether there is genetic variation within the population or not. d. after natural selection acts on a population, the amount of genetic variation in the population always increases.

This is a scaffolding of protein fibers that us sell keep it shape in a cell division and cell movement

The data below simulate what happened to peppered moths in england after the industrial revolution which statement best describes the process that produced one of the emding populations of moths ?light colored moths were selected for on light colored trees