Answer:D To see and help the body respond to the environment
Explanation:
<em><u>English</u></em><em><u> </u></em><em><u>please</u></em><em><u>.</u></em><em><u> </u></em>
<em><u>please</u></em><em><u> </u></em><em><u>be</u></em><em><u> </u></em><em><u>clear</u></em><em><u> </u></em><em><u>when</u></em><em><u> </u></em><em><u>you</u></em><em><u> </u></em><em><u>ask</u></em><em><u> </u></em><em><u>a</u></em><em><u> </u></em><em><u>question</u></em><em><u> </u></em><em><u>so</u></em><em><u> </u></em><em><u>that</u></em><em><u> </u></em><em><u>we</u></em><em><u> </u></em><em><u>can</u></em><em><u> </u></em><em><u>help</u></em><em><u> </u></em><em><u>you</u></em><em><u> </u></em><em><u>out</u></em>
<em><u>regards</u></em><em><u>,</u></em>
<em><u>jojoyo69</u></em>
Answer:
c
Explanation:
always were either one color or the other
The membrane and its pores. Today you will<span> use a membrane that allows water molecules to </span>pass<span> freely but not </span>sucrose<span> (table sugar). The membrane you </span>will<span> use is called "</span>dialysis tubing<span>". It is an artificial (man-made) membrane, not a unit membrane as found in living systems.</span>