Enzymes Flashcards

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1
Q

Enzymes work at different what, expect for temperature ?

A

PH

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2
Q

What is the optimum temperature for Enzymes in the human body ?

A

37 (c)

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3
Q

What do digestive enzymes do ?

A

They catalyse the breakdown of big molecules into small molecules

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4
Q

Where is the enzyme amylase produced ?

A

Salivary gland, pancreas, small intestine

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5
Q

What does the enzyme amylase breakdown and where ?

A

Maltose and starch to glucose. They catalyse breakdown in the mouth and small intestine

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6
Q

Where is the protein protease produced ?

A

Small intestine, pancreas , the stomach

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7
Q

What does the enzyme protease breakdown and where ?

A

Protein into amino acids. They catalyse breakdown in the mouth and small intestine

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8
Q

Where is the enzyme lipase produced ?

A

Small intestine and pancreas

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9
Q

What does the enzyme lipase breakdown and where ?

A

Lipids (fats and oils) into fatty acids and glycerol. They catalyse breakdown in the small intestine.

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10
Q

What acid does the stomach produce and why ?

A

Hydrochloric acid (HCL), as enzymes in stomach work best at acidic PH.

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11
Q

What does the liver produce and where is the product stored ?

A

The liver produces bile, which is stored in the gall bladder.

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12
Q

What is the bile needed for ?

A

This is needed to neutralise acidic conditions (because of HCL) in small intestine for other enzymes to work.

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13
Q

What enzymes do some microorganisms produce and how are they used ?

A

Enzymes which can pass out of cells. They can be used in the home and industries.

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14
Q

What type of enzymes are used in the home?

A

Biological Detergents and washing powder

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15
Q

What Ingredient is the enzyme in biological detergents ?

A

The biological ingredient

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16
Q

What enzymes are used in biological detergents and why are they affective?

A

Protein- digesting enzymes and Fat-digesting enzymes. They work at low temperatures compared to other detergents.

17
Q

Why is protease used in baby food?

A

This is to pre digest the food

18
Q

What is the protein carbohydrases used for ?

A

To convert starch into sugar syrup

19
Q

The enzyme isomearse is used to do what and why is it useful ?

A

This is used to convert glucose to fructose syrup which is sweeter and therefore smaller quantities are used

20
Q

Why do enzymes benefit industries ?

A

They catalyse reactions making them faster at low temperature and low pressure

21
Q

What happens to enzymes at high temperatures

A

They denature at high temperatures (45c)