Question

1. 11. dietary fiber consists of? (1 point) * q

a. amino acids

b. triglycerides

c. simple sugars

d. plant substances that are difficult or impossible to digest

Explanation:

To determine what dietary fiber consists of, we analyze each option:

• Option a: Amino acids are the building blocks of proteins, not dietary fiber.
• Option b: Triglycerides are a type of fat, not related to dietary fiber.
• Option c: Simple sugars are carbohydrates like glucose, not dietary fiber.
• Option d: Dietary fiber is defined as plant - based substances (such as cellulose) that the human digestive system finds difficult or impossible to break down and digest. This matches the scientific definition of dietary fiber.

Answer:

d. plant substances that are difficult or impossible to digest