here is some help: these to photos should give you the answer to this chart hope it helps.
No the myelin covers bits of the cell
The "design plans" for proteins would be DNA
Mendel proposed the law of segregation and the law of independent assortment toexplain the inheritance behind his pea plant traits. A hundred years later, Boveri and Sutton developed the chromosome theory of inheritance, which stated thatchromosomes were responsible for the heredity Mendel observed.