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Biology Unit 2 > Enzymes > Flashcards

Enzymes Flashcards

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1
Q

What are enzymes

A

Natural catalysts

Biological catalysts

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2
Q

What are enzymes made of

A

Proteins

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3
Q

Each enzyme has a unique…

A

Shape

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4
Q

The enzymes unique shape allows it to

A

Fit onto the substance it reacts with

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5
Q

What happens when the temperature increases to much for an enzyme

A

It becomes denatured

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6
Q

What PH. Does pepsin work best at

A

Ph 2 although must enzymes work best at PH7

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7
Q

Amylase coverts … Into…

A

Starch into sugar

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8
Q

Where is amalyase produced

A

Salivary gland
Pancreas
Small intestine

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9
Q

….coverts protein into ….

A

Protease

Amino acids

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10
Q

Where is protease found

A

Stomach
Pancreas
Small intestine

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11
Q

…coverts …. Into glycerol and….

A

Lipase
Lipids
Fatty acids

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12
Q

Where is lipase found

A

Pancreas

Small intestine

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13
Q

What is the propose of bile

A

To neutralise stomach acid

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14
Q

Where is bile stored and where is it made

A

Made in liver

Stored in gall bladder

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15
Q

Other than the neutralisation of stomach acid what is the other use of bile

A

To emulsify fats giving them a larger surface area allowing digestion to occur quicker

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16
Q

What is the stomachs role in digestion

A

Pummels the food with the muscular walls
Produces protease
Produces hydrochloric acid to kill bacteria and make the right ph for protease

17
Q

What is the role of the small intestine in the digestive system

A

Produces protease and amylase and lipase

Absorbs divested food

18
Q

What does the pancreas do in digestion

A

Produces protease amylase and lipase

19
Q

What is the role of the large intestine in the digestive system

A

Excess water is re absorbed

20
Q

What is respiration

A

The breaking down of glucose causing the release of energy going into every cell

Biology Unit 2 (6 decks)

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