Briefly describe how the in-vitro fertilisation technique helps in the birth of a child. Give reason.

Explanation

**Step-by-Step Solution:**

1. **Understanding In Vitro Fertilization (IVF):**
In vitro fertilization is a medical procedure used to assist in conception when there are fertility issues. It involves the fusion of male and female gametes outside the body.

2. **Identifying the Gametes:**
The male gamete is called sperm, and the female gamete is called ova (or egg). In IVF, these gametes are collected from the respective partners.

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