Fill in the following blanks with suitable words :
Each normal body cell in humans contains…………………….pairs of choromosomes out which ……………pair is of sex chromosomes.

Explanation

To fill in the blanks in the given question, we can follow these steps:

1. **Identify the total number of chromosomes in a normal human body cell.**
- Each normal human body cell contains 46 chromosomes.

2. **Determine how many pairs of chromosomes this represents.**
- Since chromosomes come in pairs, we divide the total number by 2:
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