BIOMOLECULES AND ENZYMES

Detailed explanation-1: -Foods that contain all nine essential amino acids are called complete proteins. These foods include beef, poultry, fish, eggs, dairy, soy, quinoa and buckwheat. Foods that contain some but not all the essential amino acids are called incomplete proteins. These foods include nuts, seeds, beans and some grains.

Detailed explanation-2: -Meat, poultry, eggs, dairy, and fish contain all nine essential amino acids. This means they are ‘complete’ sources of protein. Soy and pea protein are also plant-based complete protein sources.

Detailed explanation-3: -Which foods are complete proteins? Animal proteins are complete, including meat, poultry, fish, eggs and dairy. There are also a few plant-based sources of complete protein, including: Quinoa.

Detailed explanation-4: -Together, rice and beans contain all nine essential amino acids to form a complete source of protein.

Detailed explanation-5: -Dubbed the “essential amino acids, ” these nine are histidine, isoleucine, leucine, lysine, methionine, phenylalanine, threonine, tryptophan, and valine. A food is considered a complete protein when it contains all nine essential amino acids, whereas an “incomplete protein” only contains a few of them.