Answer:
The cell wall is the outside layer and the cell membrane is the inner layer. Cell walls are made of cellulose and lignin, while cell membranes contain phospholipids. Cell walls are made of cellulose and cell membranes are made of proteins. The cell wall is the rigid structure the surrounds the cell and the cell membrane is flexible and skin like and surrounds the cytoplasm.
Explanation:
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It is also possible to move substances across membranes against their concentration gradient (from areas of low concentration to areas of high concentration). ... If the energy of ATP is directly used to pump molecules against their concentration gradient, the transport is called primary active transport.
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Answer:
The immune response is your body's third line of defense. In this response, your body releases B-Cells and T-Cells to fight the antigen and destroy it.
Explanation:
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<span>Answer: mycologist []</span>
Not sure but I think motor systems?
-Wulf
