A membrane that allows only some materials to move in and out of the cell is B. Semipermeable.
Organisms that are well adapted to live together to in the same area over time.
Answer: 1.chromosomes, 2. Histones, 3. prokaryotes have one chromosome, 4. A sugar phosphate backbone with nitogen bases in the middle. 5. Chromatin
Explanation: Chromatin
<em>the following diagram explains it clearly:
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