Complex carbohydrates are fiber-rich foods which consist of three or more sugars as differentiated from simple carbohydrates which consist of only one or two sugars.
Examples of complex carbohydrates are bread (bagels), whole grains (corn) and dairy (low-fat yogurt and skim milk).
Dichotomous Key is an important tool in determining the identity of an organism and other objects in nature. Hopefully I helped :) Give me 5 stars and brainiest!!