A)
<span><u>proteins</u>
</span><span>Cell membranes contain membrane proteins that allows all the interaction that occurs within the cell. It makes the cell membrane selectively permeable because of its characteristics as being fluid or its fluidity which means to say that they can move freely within the lipid bilayer. The membrane proteins can also be stored in the lipid bilayer together with the enzymes. It cannot be denied that membrane proteins have a lot of functions based on its type. They can be integral proteins, peripheral proteins and lipid bound proteins. </span>
Clouds are formed from the atmosphere where we live
we create clouds and we also pollute the air to where the clouds trap heat and causes global warming
greengrapes is in eighth grade so this might not irrelevant but this my best answer
In changes the way it looks.
Air rises when it is warmer