Answer:
Forms of passage of substances across the blood–brain barrier. (A) Passive diffusion: fat-soluble substances dissolve in the cell membrane and cross the barrier (e.g., alcohol, nicotine and caffeine). Water-soluble substances such as penicillin have difficulty in getting through.
I believe the correct answer from the choices listed above is the first option. Every human body has an uncountable number of this basic unit of a muscle known as muscle fibers. <span>A muscle fiber is composed of many fibrils, which give the cell its striated appearance. Hope this answers the question.</span>
Answer:
The Third One- androgynous
Explanation:
You can use context clues because androgynous means having the physical characteristics of both sexes; hermaphrodite.
Good Luck
