Question

Hanji.. Yrr.. Jaldi se correct answer de do​

Answer 1

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Answer: option b . Chromosomal aberrations are never observed in cancer cells .

Explanation:

The normal cells become cancerous when there is a change in their genetic makeup (in the genes present in chromosomes) . They lose the ability of contact inhibition and start proliferating at a very high rate and thus becomes cancerous .

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Answer 2

Answer:

B - chromosomal aberrations are never observed in cancer cells .

The change in bases in chromosomes is one of the reasons due to which a cell becomes cancerous . This change in bases leads to chromosomal aberrations and thus cancer .

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