Ques:Q: What is the force that causes centripetal acceleration? Choices: - pressure - gravity - Tension Force - centripetal force A:

Ans:centripetal force
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Ques:Q: In humans, what period lasts from the ninth week of development until birth? Choices: - third trimester - plasma period - development period - fetal period A:

Ans:fetal period
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Ques:Q: Adding a solute does what to the boiling point of a pure solvent? Choices: - no effect - silences it - reduces it - increases it A:

Ans:increases it
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Ques:Q: What is another name for collar cells? Choices: - enzymes - sporozoans - clutches - choanocytes A:

Ans:
choanocytes
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