Multiple choice

Which one of the following statements is NOT TRUE in terms of nutritive evaluation of proteins?

  1. PER is defined as the live weight gain per unit weight of protein intake.

  2. ‘Metabolic nitrogen’ is the amount of nitrogen present in the feces when a nitrogen free diet is fed to an animal.

  3. Net protein utilization is a product of biological value and digestibility.

  4. ‘Chemical score’ of a mixed protein diet can be calculated from the total amino acids present in the mixture.
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