8. What makes early
onset Alzheimers more
likely to occur in Down
Syndrome patients? *

Explanation: Scientists believe the increased risk is due to the extra chromosome, chromosome 21, that causes Down syndrome. Persons born with Down syndrome have three copies (instead of the normal two copies) of this chromosome.

answer; i do believe that the correct answer is; ///mendelian genes are at specific loci on the chromosome and, in turn, segregate during meiosis;

1. efficient use of space

2. elimination of groundwater contamination

3. energy generation

4. lower carbon footprint