Sammy is 5 years old and spends his day in a wheelchair, assisted by an aid. Sammy can't control any of his muscles due to brain damage. Sammy's condition has been evident since birth, during which he was deprived of oxygen. Sammy has

A. anoxia
B. cerebral palsy
C. Huntington disease
D. Parkinson’s disease

The correct answer is option B, that is, cerebral palsy.

Explanation:

An array of disorders, which influence the tendency of an individual to move and maintain posture and balance is termed as cerebral palsy. The condition is most commonly witnessed in childhood and is a motor disability associated with the poor functioning of the brain. The condition results in muscle weakness as part of the brain that helps in controlling muscles get affected.  

The signs and symptoms of cerebral palsy vary, for example, individuals suffering from the extreme form of cerebral palsy would need the assistance of certain equipment in order to move. On the other hand, individual suffering from mild cerebral palsy can walk to a certain extent, however, might also need help in order to do that.  

Cerebral palsy can result in many conditions based on the part of the brain getting affected like stiff muscles, poor balance and coordination, and uncontrollable movements. Thus, in the given case, Sammy is suffering from cerebral palsy.  

not the best question format lol but what i think might as scale color is controlled by a single gene with two alleles, the green allele and the yellow allele. when moths that are homozygous for green scales are mated with moths that are homozygous for yellow scales, 100% of the offspring have green scales.