Answer:
Selectively permeable means a membrane allows the passage of some molecules or ions and inhibits the passage of others.
Explanation:
Hope that helps :)
Answer:
Explanation:
Experimental research was taken place.
I believe <em><u>B.</u></em><em>)</em><em><u> The hormone cortisol suppresses the immune system and is produced when the body is under stress.</u></em><em> </em>is your answer.