Based on the excerpt, which of the following statements best summarizes the incentive system that ranks sumo wrestlers? the incentive system penalizes elite sumo wrestlers. The incentive system rewards elite sumo wrestlers. The incentive system treats all sumo wrestlers equally. The incentive system treats all sumo wrestlers like royalty.

An atom of nitrogen had seven protons in its nucleus. how many electrons does it have

What occurs to the cell during mitosis

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.