Question

Select the menu items that contain complementary proteins and can substitute for dishes made with animal foods. 8002709 Sandwich with two tons of whole wheat brid, mayonnaise relish, lettuce, and tomatoes Contains complementary proteins Bean salad containing vinegar onions, and kidney, red, and black beans Whole grain (brown) rice sprinkled with s peas and suntower seeds Toasted white bread spread with peanut butter and grape jelly Soft wheat flour tortilla filled with black beans salsa and

Answer 1

Proteins form an important constituent of a balanced diet, the others being carbohydrate, fat. However, a balanced diet also contains vitamins, minerals, fibre and water. Proteins are needed for the growth and repair of the body. Complementary proteins are those which 2 or more incomplete protein sources that work togather to provide the essential amino acids that build up protein.

From the list of given options,

Option 1: whole wheat contains proteins to the extent of 13g per 100gms. Mayonese, tomatoes, relish and lettuce contain proteins but the amount of these items per 100 grams hardly exceed 2 grams.

The normal protein requirement is 56 grams per day for a healthy man.

Option 2: since this item contains kidney as it's ingredient, it is an animal source and is discarded.

Option 3: Whole grains are always good sources of proteins. Sunflower seeds also contain good amount of proteins. So is brown rice. 100 grams of peas contain approx. 5 grams of protein. This combination can be an ideal one to substitute an animal protein source.

Option 4: Grape jelly is poor in protein content. However, peanut butter is a good source of protein. 1 tablespoon of peanut butter gives approx. 3.6 grams. of protein. White bread also contains lesser amount of proteins.

Option 5: Wheat flour, black beans contain significant flour. Protein content of salsa is less. But, this item can also be served as a complementary food for animal protein.

Thus, items 3 and 5 can be used as a complementary food sources to substitute foods made from animal foods.