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3.1.1
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State that
the most frequently occurring chemical elements
in living things are carbon, hydrogen, oxygen
and nitrogen.
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3.1.2 |
State that a
variety of other elements are needed by living
organisms, including sulfur, calcium,
phosphorus, iron and sodium.
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3.1.3
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State one
role for each of the elements mentioned in
3.1.2.
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3.2.1
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Distinguish
between organic and inorganic compounds.
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3.2.5
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(DONE TWO TIMES)
Outline
the role of condensation and hydrolysis in the
relationships
between monosaccharides, disaccharides and
polysaccharides;
between fatty acids, glycerol
and triglycerides; and between amino acids and
polypeptides.
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3.1.4
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Draw and
label a diagram showing the structure of water
molecules to show their polarity and hydrogen
bond formation.
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3.1.5
|
Outline the
thermal, cohesive and solvent properties of
water.
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3.1.6
|
Explain the
relationship between the properties of water and
its uses in living organisms as a coolant,
medium for metabolic reactions and transport
medium.
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3.2.2 |
DONE TWO
TIMES
Identify amino acids,
glucose,
ribose and fatty acids from diagrams showing
their structure
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3.2.3 |
List three examples each of
monosaccharides, disaccharides and
polysaccharides.
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3.2.4 |
State one function of glucose,
lactose and glycogen in animals, and of
fructose, sucrose and cellulose in plants.
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3.2.6 |
State three functions of lipids.
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3.2.7
|
Compare the use of carbohydrates
and lipids in energy storage.
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