Differences among people begin with alleles, which can be caused by transpositions, deletions, or repetitions of base pairs, making some genes

a. polymorphic b. transmorphic c. multimorphic d. allelemorphic

The correct answer is option - polymorphic.

Explanation:

A discontinuous genetic variation leads to the foundation of various different alleles or forms of specific individuals among the members of a particular species.

Polymorphic can be explained as the trait which is attributed to 2 or more genes or alleles which are arisen by the transpositions, repetitions or deletion of base pairs. Such as skin color, height,  

Thus, the correct answer is - polymorphic.

i believe you meant to say air rather than hair so the answer is below ")

the dead sea, the lowest place on earth at 430 metres (1,410 ft) below sea level, has a correspondingly high typical atmospheric pressure of 1065 hpa.