B1 Biology

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How many food groups does a balanced diet have? And what are they?
Seven; they are fats, proteins, minerals, vitamins, fibre, water and carbohydrates.
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What is metabolic rate?
The rate at which chemical reactions take place in your cells.
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What else can metabolic rate be affected by?
Your genes and what you inherit from your parents.
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How many more times of energy does one gram of fat have compared with one gram of carbohydrates and one gram of proteins?
One gram of fat releases twice as much energy.
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Why are proteins not usually a major source of energy?
Because proteins are used for functions of growth and repair.
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Other cards in this set

Card 2

Front

What is metabolic rate?

Back

The rate at which chemical reactions take place in your cells.

Card 3

Front

What else can metabolic rate be affected by?

Back

Preview of the front of card 3

Card 4

Front

How many more times of energy does one gram of fat have compared with one gram of carbohydrates and one gram of proteins?

Back

Preview of the front of card 4

Card 5

Front

Why are proteins not usually a major source of energy?

Back

Preview of the front of card 5

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