The structure of a mature, functional fruit always includes
A) one or more seeds.
B) extensive vascular connections to the parent plant.
C) fleshy cells rich in sugars.
D) brightly colored pigments to attract animal dispersers.
E) subtending bracts to protect against predators.

Question

Quizplus · Accepted Answer

The presence of one or more seeds is a defining feature of a mature fruit.

Answer: C 
 A mature fruit typically contains fleshy cells that are rich in sugars, which help to attract animals that will disperse the seeds.

Note: While some fruits may have brightly colored pigments or subtending bracts, they are not universal features of all mature fruits. Additionally, while many fruits do have vascular connections to the parent plant, this is not a defining characteristic of a fruit.

The Structure of a Mature, Functional Fruit Always Includes