Question

Explain Down’s syndrome.​

Answer 1

Answer:

∆ABC ∼ ∆PQR and their areas are in the ratio 49 : 16. If BC = 7cm,

then the length of QR is ____.

A) 4cm B) 10cm C) 7cm D) 3cm

=3333333

Answer 2

• Down syndrome is a condition in which a person has an extra chromosome.

• Chromosomes are small “packages” of genes in the body.

• They determine how a baby's body forms and functions as it grows during pregnancy and after birth.