Answer:
Explanation:
1) análisis de datos de ondas sísmicas
4, but only one makes it, the rest are called polar bodies.
Down syndrome and Alzheimer's disease.
Down syndrome is a chromosomal disorder which is caused by the presence of extra copy of chromosome 21. Therefore also called as Trisomy 21.
Alzheimer's disease is a most common form of dementia(reduction in brain functioning). It is caused by mutation in single gene APP (Amyloid Precursor Protein) present on chromosomer 21.