Q: What can lead to a loss of genetic variation within populations? Choices: - migration - adaptation - natural selection - genetic drift A:
genetic drift

(Question)
Q: What type of stress causes horizontal motions in strike-slip faults? Choices: - hot - cold - blunt - shear A:
(Answer)
shear

Ques: Q: If you were to filter out all the cells in blood, you would be left with what golden-yellow liquid? Choices: - platelets - pus - hemoglobin - plasma A:
Ans: plasma

(Q).
Q: What kind of behaviors are adaptive because they are flexible, capable of changing if the environment changes? Choices: - passed behavior - studied behavior - human - learned behavior A:
(A).
learned behavior

Ques:Q: What occurs when an unstable nucleus emits an alpha particle and energy? Choices: - radar decay - nucleus decay - alpha radition - alpha decay A:

Ans:alpha decay

Ques:Q: What shape is the orbit of a planet? Choices: - cleaved - vertical - spiral - elliptical A:

Ans:
elliptical