How is the word theory used in science? A. Scientists use the word theory when they mean that they have a hunch or a guess.
B. Scientists never use the word theory when it applies to a tested, highly reliable scientific explanation of events in the natural world.
C. Scientists use the word theory when a hypothesis is well supported and it unifies a broad range of observations.
D. Scientists use the word theory when they are not certain about an idea.
E. Scientists use the word theory only in biology and not in other sciences.

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

Which is the best example of plant tissue? the answer is d (just took the test)

To test the responsiveness of the kidneys, scientists have designed an experiment tracking urine output of people during a normal day, while regulating the in-take of water by mouth. what would be an appropriate hypothesis for this experiment?