If you have one extra chromosome you’re Down syndrome so what happens if you have one less chromosome if that is

Question: If you have one extra chromosome you’re Down syndrome so what happens if you have one less chromosome if that is possible ?
- Keywords:
  chromosome,
  health
Asked by 289genp48 to Remsha, Oliver, Lisa, Fiana on 16 Nov 2018.
- Remsha Afzal answered on 16 Nov 2018:
  
  Hi there! So this question depends on WHICH chromosome gets deleted. Like one example of chromosome deletion is Prader-Willi Syndrome (People with this condition feel hungry all the time and become obese. They also have poor muscle tone, and reduced mental abilities).

Question: If you have one extra chromosome you’re Down syndrome so what happens if you have one less chromosome if that is possible ?