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Other quiz:

Lung & Breathing › View

How does your chest change during inhalation?

A. getting bigger

B. getting smaller

C. no change

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Cell & Bond › View

Radiolabelled DNA was allowed to replicate twice in a nonradioactive environment. Which of the following is true?

A. All the strands will have radioactivity

B. Half of the DNA will have no radioactivity

C. No strands will have radioactivity

D. Three–fourth of the DNA replicated will have radioactivity.

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