Welcome to the Quiz!
This quiz contains 8 questions from a mix of 1 subtopics.
Which three elements do all lipids contain?
(Select all that apply)
nitrogen
carbon
oxygen
hydrogen
phosphorus
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True or False? Lipids are polymers.
true
false
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Give three examples of how lipids are used in the body
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How many carbon-carbon double bonds do saturated fatty acids contain?
3
2
0
1
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What is the name given to a fatty acid with 2 or more double bonds between their carbon atoms?
monounsaturated fatty acid
polyunsaturated fatty acid
saturated fatty acid
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Fatty acids with no carbon-carbon double bonds are described as being , whereas fatty acids with double carbon-carbon bonds are described as being .
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Which test is used to find out if a sample contains lipids?
iodine test
Benedict's test
biuret test
emulsion test
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Which colour indicates a positive result in the emulsion test?
brick-red
lilac
blue-black
milky white
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