Is the branch of biology that classifies living things in a hierarchical system. a. phylogeny b. taxonomy c. molecular biology d. anatomy

Taxonomy

Explanation: Taxonomy is the branch of science that deals with the arrangements, naming and defining the characteristics of the organism.

The organisms are grouped together in different taxas and they are given a proper taxonomic rank.

The main concept of taxonomy was to organize the organism based on their characters and features.

d. sodium chloride ions.

the father in the first generation probably had the recessive colorblind trait in his x chromosome. if he and his wife both had the colorblind trait, even if she had 1 recessive and 1 dominant, then that trait would be passed on to their kids.

(since you didn't attach the family tree this is just an assumption)