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1) what does selectively permeable mean? why is the cells ability to do so important?
2) describe how the following are important in the makeup of a cell membrane: 1. phospholipid bilayer 2. proteins 3. carbohydrates 4. cholesterol
3) define homeostasis
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Lymphatic vessels remove excess fluid from tissues. often after mammexront( the surgical procedure to remove of all or part of a breast) the lymphatic vessels draining the arm are damaged. explain a consequence of this damage. what can be done to reduce the symptoms?
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Producing disposable grocery bags consumes resources. recycling disposable bags is a solution that can recover some of the resources used to make new bags. which of the following behaviors could further refine the solution? a. disposing of bags by burning them b. reusing bags whenever possible c. using bags at once so that they do not break d. using only nonrenewable materials to make new bags subject is environmental science for apex users
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1) what does selectively permeable mean? why is the cells ability to do so important?
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