During a study session for this test, a question on the study guide is to give an example of natural selection. a classmate remarks, "i just rescued a dog that has a short tail because it was cropped off. she is about to have babies and now all their tails will be short too! " what would you say to correct your friend's misconception? question options:
overproduction of offspring leads to a struggle for survival.
only favorable adaptations have survival value.
spontaneous mutations can result in the appearance of new traits. characteristics acquired during an organism's life are not passed on through genes.

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