2. A multiple allelic series in dogs governs the distribution of coat-colour pigments. The allele
A, produces an even distribution of dark pigme
over the body; the allele A, reduces the intensit
of pigmentation and produces sable dogs, the
allele a produces spotted patterns. The
dominance hierarchy is A, >A2>a. Given the
following pedigree:​

sorry to break it to ya but no one can answer your question it's just

jk but i am serious about the part that most people cant answer it beacuse you did not mention the section you are talking about. but it would if you added some detail and were a bit more specific.

loss of sensation to pressure and touch

the dorsal column–medial lemniscus pathway (dcml) (also known as the posterior column-medial lemniscus pathway (pcml)) is a sensory pathway of the central nervous system that conveys sensations of fine touch, vibration, two-point discrimination, and proprioception (position) from the skin and joints.