I think the answer is A
Hope this helps have a good night!
Answer:
Well , I think the answer is B
This represents a closed system,and one benifit is that the risk of passing disease between other species is lower than in open system
But still I prefer you to check it out in your book
Casein wrappers// basically made out of a milk fiber, i’m pretty sure it’s edible
Answer:
on the outer surface of the red blood cell membrane
