Answer:The cell membrane functions as a barrier that makes it possible for the cytoplasm to maintain a different composition from the material surrounding the cell. The unit membrane is freely permeable to water molecules but very impermeable to ions and charged molecules. It is permeable to small molecules in inverse proportion to their size but in direct proportion to their lipid solubility.
Explanation:
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Calcium oxide:
II II
Ca O ---> CaO
water ---> H₂O
CaO + H₂O -----> Ca(OH)₂
Answer:government sanctioned activities have been effective in helping to restore ecosystems, but do not replace prevention efforts.the answer is c
Explanation:
