Explain the effect of base-pairing on the structure of DNA.
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Card 7
Front
Enzymes are described as having a 'high specificity' for their substrate. What is meant by this?
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Card 8
Front
Enzyme A's optimum pH is 4. Explain what might happen to enzyme A's activity in conditions above pH 4.
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Card 9
Front
An enzyme-controlled reaction was carried out at 25ºC. After 60 seconds, 33cm³ of product had been released. Calculate the rate of reaction in cm³/second.
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Card 10
Front
Give the word equation for aerobic respiration.
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Card 11
Front
Name the product(s) of anaerobic respiration in plants.
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Card 12
Front
Why is it advantageous for organisms to respire aerobically rather than anaerobically?
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Card 13
Front
Name the monomers that result from the breakdown of carbohydrates.
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Card 14
Front
Name the monomers that result from the breakdown of proteins.
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Card 15
Front
Give one reason why it's important for the body to be able to break down large, complex molecules, such as starch.
