Group( D )

People with Down syndrome have very distinct facial features:مهمه

.....extremely rare genetic disease causes soft tissue to turn into bone. مهمه

World’s rarest diseases (Its a genetic disease) Fibrodysplasia Ossificans Progressiva called ....مهمه

...... is a disorder that affects the red blood cells مهمه

The thick mucus also blocks ducts in the ........ so digestive enzymes can't get into the intestines. مهمه

in cystic fibrosis The cells most seriously affected by this are the ....مهمه

People with cystic fibrosis :مهمه

......... : is a genetic disorder that affects the respiratory and digestive systems. مهمه

Single gene disorder example:

Over .... human diseases caused by single gene defects.

.....These disorders involve mutations in the DNA sequences of single genes.

The defect will only be heritable if genetic disorder occurs in the germ line ?

.....defects may be caused by new mutations or changes to the DNA.

....... :Keshan disease .

......... :neuromuscular disorders

........ :microcytic hypochromic anemia .

Rickets (children) Osteomalacia (adults) Hypocalcemic tetany occur:

Consequence of deficiency vitamin k: