Briefly explain IVF and ET, What are the conditions in which these methods are advised?

Explanation

### Step-by-Step Text Solution:

**Step 1: Explanation of IVF (In Vitro Fertilization)**
In Vitro Fertilization (IVF) is a reproductive technology where fertilization occurs outside the human body, specifically in a laboratory setting. The process begins with the collection of gametes (sperm from the male partner and eggs from the female partner). These gametes are then combined under controlled laboratory conditions to facilitate fertilization.

**Step 2: Fertilization Process**
Once the gametes are collected, they are placed in a suitable environment that mimics natural conditions, allowing for fertilization to occur. This process is conducted under strict hygienic conditions to ensure the health and viability of the gametes and the resulting zygote.

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