Science, asked by manishchaudhary3772, 1 year ago

How many chromosomes per cell does a Down's Syndrome (trisomy 21) victim have?

Answers

Answered by MCKasandeula

In each cell there are 46 chromosomes. The DNA in our chromosomes determines how we develop. Down syndrome is caused when there is an extra chromosome. People with Down syndrome have 47 chromosomes in their cells instead of 46.

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