I think that the answer is C.
Smooth ER<span>, by contrast, is not associated with </span>ribosomes<span>, and its </span>functions<span> differ. The </span>smooth ER<span> is involved in the synthesis of lipids, including cholesterol and phospholipids, which are used in the production of </span>new<span> cellular membrane.</span>
The sun, diamond mines, the air we breathe, labs, steel factories.
Asexual reproduction that produces a zygote
