Explanation:
Chromosomal DNA is packaged inside microscopic nuclei with the help of histones. These are positively-charged proteins that strongly adhere to negatively-charged DNA and form complexes called nucleosomes. Each nuclesome is composed of DNA wound 1.65 times around eight histone proteins.
Answer:
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Explanation:
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In Thomson's cathode-ray experiment,<span>He sucked all of the air out of the tube, so only the ray was inside. He then concluded that the ray was negatively charged because the ray came from the cathode ray and went to the positively charged anode ray, so the cathode had to be negative or else it would have deflected away from the anode.
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