The muscle(s) that are responsible for adjusting the lens is (are) the _____.

________is caused by an inherited, autosomal recessive defect in hemoglobin synthesis

Fill in the blank with correct word.

What is defined as a non-progressive, neuromuscular disorder caused by damage to the immature brain?

A) Down syndrome B) Cerebral palsy C) Multiple sclerosis D) Parkinson's disease