HUMAN NUTRITION

Detailed explanation-1: -Lower quality proteins, in contrast, are called incomplete proteins because they lack one or more of the essential amino acids. Plant protein and lower quality protein are one and the same, comprising all starch (such as grains, potatoes, legumes) and vegetables.

Detailed explanation-2: -Legumes are among the best plant-based sources of protein. They’re not only highly nutritious but also cheap, which makes them a staple in many developing countries ( 4 ).