Question

state the difference between internal and external fertilisation three points only​

Answer 1

Answer:

Internal Fertilization External Fertilization

What is means

Fusion of gametes within the body of the female Union of the gametes in an external environment(Water bodies)

Quantity of gametes released

Lesser is released and deposited inside the body of the female Multiple gametes(both male and female) released into the external environment

Gametes involved

Only male gametes are discharged into the female genital tract Both female and male gametes are discharged into the external surroundings

Answer 2

Answer:

Internal fertilization: Internal fertilization is the process when the syngamy (union of male and female gamete) occurs inside the female body after insemination using copulation. In contrast.

External fertilization: External fertilization is the syngamy outside the female body, that is in the outer environment especially in water bodies.

Explanation:

Hope it helps♡