The molecules doesn't need energy to cross through.
The diffusion doesn't need protien, the molecules pass between phospholipids by passes protien. It moves smaller molecules. Facilitated need protien also hormone, and larger molecules.
I wish it makes sense.
Anaphase I begins when the two chromosomes of each bivalent (tetrad) separate and start moving toward opposite poles of the cell as a result of the action of the spindle. Notice that in anaphase I the sister chromatids remain attached at their centromeres and move together toward the poles.
For the clothes one it the pigments that reflect off the sun, darker clothes with make you hotter
Answer:
A is the correct option
Explanation:
In the pharmaceutical industry, bacteria are used to produce antibiotics, vaccines, and medically-useful enzymes.