Answer each with “yes” or “no” and explain. a. Will the DNA content be the same

Question

Answer each with “yes” or “no” and explain.
a. Will the DNA content be the same in different tissues of an animal?
b. Will the DNA content of a given cell type differ among different species of vertebrates? Answer each with “yes” or “no” and explain.
a. Will the DNA content be the same in different tissues of an animal?
b. Will the DNA content of a given cell type differ among different species of vertebrates? Answer each with “yes” or “no” and explain.
a. Will the DNA content be the same in different tissues of an animal?
b. Will the DNA content of a given cell type differ among different species of vertebrates?

Explanation / Answer

a. Yes. DNA content stays constant in all cells of an organism irrespective of the tissue or organ it belongs to. What alters is the levels of expression of different genes.

b. Yes. The number of chromosomes or the length of the DNA shall be different among species. Genome size or DNA content is characteristic of a particular species.

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