More cards in this set

Card 16

Front

List the four different components that make up an amino acid.

Back

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Card 17

Front

Why does the quaternary structure of collagen make it suitable for use as a tendon?

Back

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Card 18

Front

Suggest how the cross-linkages between the amino acids of polypeptide chains increase the strength and stability of a collagen fibre.

Back

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Card 19

Front

The points where one collagen molecule ends and the next begins are spread throughout the fibre in different places. Explain why this arrangement is necessary for the efficient functioning of a tendon.

Back

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Card 20

Front

Explain why enzymes are effective in tiny quantities.

Back

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Card 21

Front

Outline why changing one of the amino acids that make up the active site could prevent the enzyme from functioning.

Back

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Card 22

Front

Explain why changing certain amino acids that are not part of the active site prevents the enzyme from functioning.

Back

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Card 23

Front

Explain why the induced fit model is a better explanation of enzyme action than the lock and key model.

Back

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Card 24

Front

Explain why enzymes function less well at lower temperatures.

Back

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Card 25

Front

Explain how high temperatures may completely prevent enzymes from functioning.

Back

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