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Living cells cannot use heat to provide the activation energy for biochemical reactions because which choice(s) complete the sentence correctly? a) answer choice ii. eliminate b) answer choices ii and iv. c) answer choice iii and iv. d) all answers can complete the sentence.
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Which kind of worm has a closed circulatory system? a planarian b fluke c pinworm d an earthworm
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Give an example of heat transfer by convection....
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