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BlackZzzverrR [31]
3 years ago
5

QUICK HELP AND YOU WILL BE PICKED BRAINLEIST

Biology
2 answers:
IrinaVladis [17]3 years ago
8 0

it’s down syndrome to be exact

Montano1993 [528]3 years ago
6 0

Answer:

down syndrome

Explanation:

people with down syndrome have an extra chromosome in the twenty-first pair

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