5. what do you notice about earth's axis as earth revolves around the sun? use complete sentences. (1 point) *

6. when is the northern hemisphere tilted toward the sun? (1 point) *

7. when is the southern hemisphere tilted toward the sun? (1 point) *

8. click on june in earth's orbit. is the southern hemisphere tilted toward or away from the sun? what season is it in the southern hemisphere in june? (1 point) *

9. how much light is falling on the northern hemisphere compared to the southern hemisphere in june? what season is it in the northern hemisphere in june? (1 point) *

10. click on december. which hemisphere is receiving more sunlight now? (1 point) *

Some birds look for food near cattle and other livestock. the movement of the cattle churns up the ground, making insects available to the birds. the cattle appear to be unaffected by the presence of the birds. what kind of relationship exists between the birds and the cattle? o a. parasitism o b. commensalism o c. predation o d. mutualism

How are the testes and ovaries similar? a. both produce sex cells. b. both connect internal reproductive organs to the exterior. c. both transport sex cells from their site of production. d. both store mature sex cells.

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