Cladistics is a classification system based on a. nomenclature
b. dichotomous keys
c. common ancestry
d. physical characteristics

c

Explanation:

cladistics is based on evolutionary ancestry and generates trees called cladograms. Cladistics also identifies clades, which are groups of organisms that include an ancestor species and its descendants. Classifying organisms on the basis of descent from a common ancestor is called phylogenetic classification.

answer; ///i believe that the correct answer is (e); check first good

the function of the protein macromolecule is to move things in and out of the cell and transport other molecules in the body. there are many functions of proteins. they are the basic building blocks of living things and are responsible for the growth and repair of body cells and tissues.

explanation: