sample 1: it has phosphorus, main chemical compund
The combination of DNA and proteins in chromosomes is called chromatin. During cell division, each chromosome divides to form two strands called chromatids, each of which contains a long, linear DNA double helix in its chromatin.
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The answer is D. A cold tundra
Answer: From signalling to disease. ... Also sometimes the signal cant pass from one cell to the other. An example of this is in the diseases of multiple sclerosis in where the nerve cells can no longer transmit signals from one area of the brain to another
Explanation:
It would grow about 3-5 inches per year.