Is steak a good protein source?

Hint Proteins are macromolecules made up of repeating units of amino acids. Amino acids are the monomer unit of protein.

Complete step-by-step answer Amino acids are the basic unit of proteins. An amino acid consists amino group \[\left( { - N{H_2}} \right)\] and a carboxylic group \[\left( { - COOH} \right)\]. So, amino acids are the building block of proteins.
 Steak protein is a beef protein. Steak protein is free from carbohydrates and fibers.
Steak protein is a complete protein source as it contains all the amino acids that are essential for the metabolism and growth of the body.
The essential amino acids that are present in the steak protein are glycine, phenylalanine, arginine, leucine, cysteine, lysine, aspartic acid, and glutamic acid. These all amino acids are essential for the body’s growth and metabolism.
Adult men need 50g of protein per day and a woman requires 46g of protein per day.
Steak protein contains around 30g of protein and thus, we can say it is a good source of protein.

Additional information: Other than protein steak is also a good source of vitamins like \[Vita\min {B_{12}}\], vitamin A and vitamin E, and minerals like iron and zinc. Steak protein helps in improving immunity against anemia. A healthy balanced diet including steak also lowers the risk of various heart diseases.
Steak protein also helps in building muscles.

Note: The protein content of steak may be different accordingly as they are prepared. Also, the method of cooking will alter the amount of protein present in steak.