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UNIT 1

UNIT 1. Living organisms. THE COMPOSITION OF LIVING ORGANISMS. Natural Science 2. Secondary Education. UNIT 1. The composition of living organisms. Organic compounds (25% of total mass). Inorganic compounds (75% of total mass). which are. which are.

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UNIT 1

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  1. UNIT1 Living organisms THE COMPOSITIONOF LIVING ORGANISMS Natural Science 2. SecondaryEducation

  2. UNIT1 The composition of living organisms Organic compounds (25% of total mass) Inorganic compounds (75% of total mass) which are which are Sugars, proteins, lipids, DNA, vitamins Water, carbon dioxide, minerals Natural Science 2. SecondaryEducation Living things are made of Click on the buttons to find out more

  3. UNIT1 The composition of living organisms O H C C O H H C H H O H Natural Science 2. SecondaryEducation Organic compounds • Organic compounds are complex molecules made up of carbon atom chains bonded to other atoms.The most important organic compounds in living things arecarbohydrates, lipids, proteins, DNA and vitamins. A carbon chain Back

  4. UNIT1 The composition of living organisms O C O H O H Natural Science 2. SecondaryEducation Inorganic compounds • Inorganic compounds are simple molecules that are not made up of carbon atom chains. The most common ones are water, carbon dioxide and mineral salts. A water molecule A carbon dioxide molecule Back

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