Question

Identify A, B and C from the given diagram of Graafian follicle and mention their significance:

Answer 1

Based on the given diagram, A, B, and C are theca externa, theca interna and the oocyte, respectively. 

Following are the significance:

1. Theca externa: It is the outermost fibrous layer that provides protection and structural support to the follicle.
2. Theca interna: It is responsible for producing estrogen, an important hormone for the regulation of the female reproductive cycle.
3. Oocyte: It is the female gamete that, upon fertilization, develops into a new individual.