Biology chapter 1

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What is the metabolic rate?
The speed at which chemical reactions take place in our bodies
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Why does your body need carbohydrates?
To release energy
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Why does your body need fats?
To keep warm and release energy
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Why does your body need protein?
For growth, repair and building cells
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Why does your body need fibre?
To make sure evrything is working smoothly in your digestive system and to avoid constipation
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Why does your body need vitamins and minerals?
To make sure your body is working healthily and to prevent deficiency diseases
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What happens if you eat too little? Name two effects.
Fatigue, weaked immune system, fragile bones, slow growth, irregular periods in women
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What happens if you eat too much? Name two effects.
Type 2 diabetes, high blood pressure, heart disease, arthritis
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Why do men have a higher metobolic rate than women?
Men have a bigger and higher proportion of muscle than women
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Describe two factors that effect metabolic rate?
1) proportion of muscle to fat in the body. 2) amount of exercise and other physical activity.
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Why is having high blood cholestoral level a health risk?
It increase your risk of heart disease
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Name on thing to look out for when evaluating a claim about slimming products?
If it has been written by a qualified person, whose not connected with the manufacturer
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Other cards in this set

Card 2

Front

Why does your body need carbohydrates?

Back

To release energy

Card 3

Front

Why does your body need fats?

Back

Preview of the front of card 3

Card 4

Front

Why does your body need protein?

Back

Preview of the front of card 4

Card 5

Front

Why does your body need fibre?

Back

Preview of the front of card 5
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