Check all statements that are true. question 2 options: too much nitrogen and phosphorous in the water cause algae to bloom. the nitrogen and phosphorous usually get into the water supply from point sources. algae blocks sunlight from reaching the native water plants, removing the food supply for fish. when large algal blooms die off, the oxygen levels in the water drop and fish suffocate. large algal blooms can be harmful to people and to the commercial fishing industry.

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 tool do geneticists use to predict the outcome of genetic crosses? a.karyotype b.punnett square c.centrifuge

Modern computers can store about as much information as the human brain. true false its false i took the test