4. Why is the phospholipid bilayer only partially permeable to water?* (10 Points)
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Water is repelled by the polar tails of the phospholipid.
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Water is repelled by the polar head of a phospholipid.
Water is repelled by the hydrophobic tails of the phospholipid.
Water is repelled by the hydrophobic head of the phospholipid
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Research cheetahs on the internet what has contributed to this animal becoming "endangered" or "threatened." what animal you have chosen? -cheetah how long has the animal been endangered or threatened? what has contributed to this animal’s endangered or threatened status? why is it important to save this animal from extinction? after researching and gathering facts, write a 350-word letter from the point of view of an animal rights' activist. be sure to include at least five facts that you learned from your research.

Which kind of worm has a closed circulatory system? a planarian b fluke c pinworm d an earthworm

Speed is the ratio of the distance of an object moves to