Both a and b is an example of population increase of favored organisms.
Answer:
Dogs are inbred for such desirable characteristics as blue eye color; but an unfortunate by-product of such inbreeding can be the emergence of characteristics such as deafness. A 1992 study of Dalmatians (by Strain and others, as reported in The Dalmatians Dilemma) found the following:
38% of all Dalmatians are deaf.
Explanation:
Since the desirable characteristics in the dogs is blue eye color but the unfortunate by product leads to deafness
Meiosis - the cells divide to produce 4 haploid cells
