Question

bio - 201l topic 2: tissues and integument
practice it
identify the merocrine secretion.
(a)
(b)
(c)

Explanation:

Merocrine secretion is a type of exocrine gland secretion where the cell releases its product by exocytosis. Secretory vesicles fuse with the cell - membrane and release the contents outside the cell without any loss of cellular material. In the given images, (a) shows secretory vesicles fusing with the cell - membrane and releasing the secretion, which is characteristic of merocrine secretion. Image (b) represents apocrine secretion where a portion of the cell is pinched off as the secretion, and image (c) represents holocrine secretion where the entire cell disintegrates to release the secretion.

Answer:

(a)