Answer: Option A) carbohydrates and lipids
Explanation:
Myelin is present in the axons of nerve cells. It is composed of a class of lipids called sphingolipids with choline, galactose, glucose present in the chemical composition alongside N-acylsphingosine.
Thus, Myelin is composed of lipids and carbohydrates
Ozone and carbon monoxide
The chromosomes in the sex cells would be half the chromosomes in the body cells; so since each body cell has 40 <span>chromosomes and half of that is 20, there's your answer. It's B. 20</span>
Sarcoidosis can<span> easily be </span>mistaken for other systemic and especially metastatic disease.
Metastatic disease is w<span>hen many cancer cells are found in one or more nearby lymph nodes, it is known as regional </span>disease<span> or stage III cancer. Cancer cells can travel to lymph nodes far from the primary tumor or to other organs or tissues in the body, where they collect to form a </span>metastatic<span> tumor.</span>