1. The correct answer is: cell recognition protein
2. The correct answer is: The nonpolar tails are repelled by water, so they position themselves in the middle of the bilayer. The polar heads are attracted to water, so they point outward.
3. TRUE is As cell size decreases, the surface area-to-volume ratio increases.
4. The correct answer is: have no nucleus
have no membrane-bound organelles
<span>What is the purpose of gene therapy.
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Answer:
Hello There!
Explanation:
The top of the pistil is the stigma. When mature the stigma is enlarged, and its surface is moist and sticky. The style is the middle portion of the pistil. It supports the sigma.
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<span>A. Accept 3 electrons from another atom in an ionic bond.
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