Which type of cells are constantly being replaced by mitotic divisions?

Which type of cells are constantly being replaced by mitotic divisions?
  1. Cells of the upper layer of the epidermis
  2. Cells of the lining of the gut
  3. Blood cells
  4. All of the above

Solution

The cells of the upper layer of the epidermis, cells of the lining of the gut, and blood cells are being constantly replaced.

Asked in: NCERT

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