Write briefly on: 1. Composition of proteins 2. Source 3. Function 4. Nutritive value of protion for 4 mark
Answers
1 ) The building blocks of proteins are amino acids, which are small organic molecules that consist of an alpha (central) carbon atom linked to an amino group, a carboxyl group, a hydrogen atom, and a variable component called a side chain .
2 ) i ) to specify the source of (something, such as quoted material)
ii ) to obtain from a source metals sourced from abroad. source.
3 ) A technical definition of a function is: a relation from a set of inputs to a set of possible outputs where each input is related to exactly one output.
4 ) Protein is essential for growth and repair of the body and maintenance of good health. Protein also provides energy; 1 gram provides 17 kJ (4 kcal). The Reference Nutrient Intake (RNI) is set at 0.75g of protein per kilogram bodyweight per day for adults.
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