Rice Is High in the Amino Acids Methionine but Low

question 55

Essay

Rice is high in the amino acids methionine but low in the amino acid lysine. Beans are high in lysine but low in methionine. Explain why eating rice and beans together increases the protein quality of a meal, as compared to eating a vegetarian meal that contains rice and no beans. Use the following terms in your response: essential amino acids, incomplete dietary protein, high quality protein, protein complementation. Is it necessary to eat the rice and beans at the same meal?

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Definitions:

Biome

A large, relatively distinct terrestrial region characterized by a similar climate, soil, plants, and animals, regardless of where it occurs on Earth.

Sympatric Speciation

The process of speciation that occurs when different species evolve within the same geographical area without physical barriers.

Geographical Region

An area of the Earth's surface characterized by distinctive physical, biological, and environmental conditions, often defined by natural or political boundaries.

Population

A group of individuals of the same species living in a particular geographic area and capable of interbreeding.