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Flashcards in nutrients Deck (8)
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1

nutrients(5)

protein
fat
carbohydrate
vitamins
minerals

2

micronutrients(3)

proteins
fat
carbohydrates

3

macronutrients(2)

vitamins
minerals

4

composition of protein

carbon, hydrogen, oxygen, nitrogen (chon)

only nutrient that contains nitrogen, which is responsible for growth.

these elements make up units called amino acids

5

structure of protein

protein is a number of amino acids joined together by peptide links to form a chain.

📦amino acids
— peptide links

these protein chains are broken down during the digestion of food so that it can b absorbed into the bloodstream

6

classification of protein(3)
high biological value

contains all essential amino acids
(essential amino acids can’t b made in the body)

sources(animal products)
meat, fish, eggs
cheese, milk
soya bean

7

classification of protein(5)
low biological value

doesn’t contain all essential amino acids

sources(plant sources)
peas
beans
lentils
nuts
cereals

8

functions of protein(4)

for the growth