A common text feature is

Table of contents, index, glossary, bolded words, pictures, captions, etc

feature helps readers Visual example of feature Inset A small photo, picture, or map inside or next to a larger picture; insets magnify a part of the larger picture Helps the reader visualize something in the text in both large and small scale, in combination with the larger picture

Explanation:

one is a red flower, and one is the sky when the sun sets.

the father traits is what becomes more dominate the mothers is half dominate or vise versa depending on the gender.