Natural selection is important in adaptive evolution, which results in a better fit between organisms and their environment. Select the three true statements about natural selection. a. Only variations that are heritable can be influenced in the next generation by natural selection.
b. Natural selection will occur most strongly when there is the least variation between individuals in a population.
c. The three possible outcomes of natural selection are directional selection, stabilizing selection, and disruptive selection.
c. Individuals with high relative fitness produce the largest number of viable, fertile offspring.
d. Individuals with low relative fitness do not contribute to the next generation

Awoman whose sister tested positive for a specific mutation in the brca1 gene, which increases the risk for breast and ovarian cancer, is found not to have that mutation but does have a mutation of unknown significance near the known mutation site. how should this woman be counseled? select one: a. she should be informed that her risk for breast cancer is greater than the general population but not as great as her sister’s risk. b. she should be informed that because she does not have the mutation, her risk for breast cancer is not greater than that of the general population. c. she should be informed of her gene mutation status and be presented with all the available prophylaxis options and reconstruction options. d. she should be informed that she does not have the specific mutation but that because another mutation is present she should be vigilant about screening

What drives an advertising campaign?

During photosynthesis, hydrogen ions are most directly used to in the chloroplast pictured above. a) make glucose b) make chlorophyll c) produce carbon dioxide d) drive the production of atp