Ques:Q: A protective coating of zinc to prevent corrosion is applied to steel and other metals labeled what? Choices: - polarized - battered - corroded - galvanized A:

Ans:galvanized
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Ques:Q: Along with nerve tissue, what kind of tissue are lecithins and cephalins important constituents of? Choices: - heart tissue - lung tissue - skin tissue - brain tissue A:

Ans:brain tissue
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Ques:Q: What can be used to mechanically separate the two elements by attracting the iron filings out of the mixture and leaving the sulfur behind? Choices: - centrifuge - laser - graduated cylinder - magnet A:

Ans:magnet
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Ques:Q: Hiv has proteins called what, internal to the envelope, which help stabilize virion shape? Choices: - reduction proteins - step proteins - sphere proteins - matrix proteins A:

Ans:
matrix proteins
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