The only thing I know about the Ozone layer is that it is found in the Stratosphere. It protects us from harmful Ultraviolet(UV) Rays. It can be harmed by CFCs, or Chloroflurocarbons, which are found in refrigerators, ACs(air conditioners), etc. <span />
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The answer for this question is B
It is known as facilitated transportation .
Answer:
Only small hydrophobic molecules can enter the cell without specialized transporters. Water enters the cell through aquaporins and bulky polar or charged molecules need a channel or carrier protein transporter.
Explanation:
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