Which of the following best describes the important function of the nucleolus? A.
It produces mRNA, which is responsible for carrying messages to the ribosomes, the organelles that carry out protein synthesis.
B.
It produces the main component of ribosomes, which are in turn responsible for synthesizing proteins.
C.
It holds enzymes that break down waste and debris, turning them into useful material for the cell.

What are two reasons for why a species might disappear from the fossil record?

Which of the following are the ingredients that go into the plant and are needed for photosynthesis? select all that apply. 1.) soil 2.) seeds 3.) carbon dioxide 4.) minerals 5.) glucose (sugar) 6.) water 7.) light energy (sunlight) 8.) oxygen 9.) air

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