Scientists have developed a variety of genetically modified (GM) crop plants. They may develop many new varieties in the future. Evidence MOST STRONGLY supports which of these predictions about genetic technology and the world's food supply?

A. Genetic technology will have no measurable effect on the food supply.
B. Genetic technology will increase the cost of many foods and harm their quality.
C. Genetic technology will improve the quality of many foods, but also increase their cost.
D. Genetic technology has the potential to reduce the cost of many foods and improve their quality.

Which is an example of a decomposer? a. bear b.algae c.grass d.bacteria d bacteria

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

Why has two different alleles for the same trait?