Down syndrome is an example of trisomy. how many chromosomes will each cell of an individual have in down syndrome?
46 chromosomes
47 chromosomes
45 chromosomes

The correct answer is:

47 chromosomes

47 chromosomes because people with Down syndrome have an extra chromosome. And the regular amount of chromosomes you are suppose to have is 46 b

Explanation:

Down syndrome (DS or DNS), also identified as trisomy 21, is a genetic dysfunction caused by the presence of all or part of the third model of chromosome 21. It is typically connected with physical growth delays, characteristic facial features, and mild to moderate cerebral weakness.

c is the answer : )               your welcome

i think its the first one