Answer;
Cell membrane
A cell membrane acts as a boundary that separates things that are inside the system from those that are outside the system.
Explanation;
It is a thin semipermeable structure that surrounds the cytoplasm of a cell.
The membrane functions to protect the integrity of the internal environment of the cell by allowing selective movements of materials in and out of the cell.
The membrane consists of a phospholipid bilayer with proteins embedded in it.
The chlorophyll breaks down, the green color<span> disappears, and the yellow to orange </span>colors<span> become visible and give the </span>leaves<span> part of their fall splendor. At the same time other chemical </span>changes<span> may occur, which form additional </span>colors<span> through the development of red anthocyanin pigments.
Hope I Helped :D
-Nullgaming650</span>
Answer:
A
Explanation:
they speed up and spread apart because of the heat
The answer is B. the superior competitor. Hope this helped brainliest:))
