Asked by Diolicia Bricullett on May 25, 2024
Verified
Which of the following chromosomes links Alzheimer's disease to Down's syndrome?
A) Chromosome 18
B) Chromosome 19
C) Chromosome 20
D) Chromosome 21
Chromosome 21
One of the 23 pairs of chromosomes in humans, an extra copy of which causes Down syndrome.
Alzheimer's Disease
A progressive neurological disorder that causes memory loss, cognitive decline, and eventual loss of the ability to carry out simple tasks.
Down's Syndrome
A genetic disorder caused by the presence of all or part of an extra 21st chromosome, characterized by physical growth delays, characteristic facial features, and mild to moderate intellectual disability.
- Acquire understanding of the genetic connection between Alzheimer's disease and Down syndrome.
Verified Answer
SC
Shree ChavdaMay 29, 2024
Final Answer :
D
Explanation :
Chromosome 21 is the linkage between Alzheimer's disease and Down's syndrome. People with Down's syndrome have three copies of chromosome 21 instead of the typical two copies, which affects the brain development and increases the risk of Alzheimer's disease.
Learning Objectives
- Acquire understanding of the genetic connection between Alzheimer's disease and Down syndrome.