Explain how a zygote is formed through the fertilization of an egg cell by a sperm cell? Give reason.

Explanation

**Step-by-Step Solution:**

1. **Release of Sperm**: The process begins when sperm is released into the vagina during sexual intercourse. This sperm travels through the female reproductive tract to reach the egg cell (ovum).

2. **Contact with Ovum**: The sperm comes into contact with the ovum, which is typically located in the fallopian tube. The ovum is the female reproductive cell.

3. **Fertilization Process**: Among the many sperm that reach the ovum, usually only one sperm will successfully penetrate and fuse with the ovum. This process is known as fertilization.

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