Answer:
C i think
Explanation:
A. that is the ER
, not the chloroplast
B. that is the nucleus, not a vacuole with DNA
D. the cell membrane does not provide rigid support as it is made of millions of smaller molecules that create a flexible and porous container. (fluid mosaic model)
B.) Evaporation
it says i have to ad more charcecters sooooo here ya gooooooo
The red blood cels becaus ethey transport everything in the body\
the part of a green plant shows the greatest increase in chloroplasts b y the end of spring is A. Leaf
Answer: The sodium-potassium pump.Explanation:
The concentration of sodium and potassium inside and outside the muscle cells are important in the regulation of contraction. These concentrations differ when a muscle is relaxing or contracting.
<span><span>Contraction: potassium concentrations are higher outside the cell than inside the cell.</span><span>Relaxation: the potassium concentrations are higher inside the cell than outside the cell.</span></span>
hope this helps :)