3) Which of the following is NOT a function of the cell membrane? A) regulation of exchange of materials with the environment
B) structural support
C) sensitivity to changes in the extracellular fluid
D) separation of the cytoplasm from the extracellular fluid
E) controlling movement into the nucleus

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

When it is summer at the south pole, a. the northern hemisphere is tilted toward the sun. b. the southern hemisphere is tilted away from the sun. c. the northern hemisphere is tilted away from the sun. d. both the southern and northern hemispheres are tilted toward the sun.

Conclusion: m∠spt + m∠tpu = 90° which of the statements supports the conclusion from the diagram and the given information. vertical angles are equal in measure. perpendicular lines meet to form right angles. adjacent angles whose exterior sides are perpendicular rays are complementary. adjacent angles whose exterior sides are perpendicular rays are supplementary.