<span>Which statement best describes the plasma membrane?
Answer: </span><span>C.) It is selectively permeable to certain substances.
hope this helps :)</span>
Insulin and glucagon are hormones secreted by islet cells within the pancreas<span>. </span>They are both secreted in response to blood sugar levels,but in opposite fashion<span>! ... In </span>response to insulin<span>, </span>these cells absorb glucose out of the blood<span>, </span>having the net effect of lowering the high blood glucose levels<span> into the normal range</span>
Bhghhhhhhhhhyhhhhhhhhhhhhhhhhhhhh