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Biology. 3 > BioChemistry > Flashcards

BioChemistry Flashcards

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1
Q

What is a Biological Molecule?

A

A molecule that an organism is made up of. All cells are built using the same basic molecules.

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2
Q

What is a Monomer

A

Single units, ‘building blocks’, biomolecules add together to make more complex molecules.

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3
Q

What is a Polymer?

A

Long chains of repeated monomers.

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4
Q

What is a Monosaccharide?

A

A carbohydrate momomer.

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5
Q

What is a Polysaccharide?

A

3 or more monosaccharides joined together.

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6
Q

What is a Disaccharide?

A

2 monosaccharides joined together.

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7
Q

How much water (H2O) in the body?

A

65%

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8
Q

How much protein in the body?

A

18%

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9
Q

How much fat in the body?

A

10%

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10
Q

How much carbohydrates in the body?

A

5%

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11
Q

How much other organic substances in the body?

A

1%

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12
Q

How much inorganic substances in the body?

A

1%

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13
Q

Protein Test: Reagent

A

Biuret Solution

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14
Q

Protein Test: Special Treatment

A

-

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15
Q

Protein Test: Test tube or Dimple tray?

A

Dimple tray

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16
Q

Protein Test: Colour before

A

Blue

17
Q

Protein Test: Colour after

A

Lilac

18
Q

Lipid Test: Reagent

A

Ethanol and Water

19
Q

Lipid Test: Special Treatments

A

Shake

20
Q

Lipid Test: Test tube or Dimple tray?

A

Test tube

21
Q

Lipid Test: Colour before

A

Colourless

22
Q

Lipid Test: Colour after

A

Milky-white

23
Q

Carb-Starch Test: Regeant

A

Iodine solution

24
Q

Carb-Starch Test: Special Treatments

A

-

25
Q

Carb-Starch Test: Test tube or Dimple tray

A

Dimple tray

26
Q

Carb-Starch Test: Colour before

A

Yellow-brown

27
Q

Carb-Starch Test: Colour after

A

Blue-black

28
Q

Carb-Sugar Test: Reagent

A

Benedict’s solution

29
Q

Carb-Sugar: Special Treatments

A

Heated at 80 degrees.

30
Q

Carb-Sugar Test: Test tube and dimple tray

A

Test tube

31
Q

Carb-Sugar Test: Colour before

A

Blue

32
Q

Carb-Sugar Test: Colour After

A

Green (little), Orange/ Brick-red

33
Q

Protein Monomers

A

amino acids (polymers)

34
Q

Protein Elements

A

C (Carbon), H (Hydrogen), O (Oxygen), N (Nitrogen), (S) (Sulphur)

35
Q

Protein Examples

A

Carriers, Defence, Structural, Hormones, Enzymes

36
Q

Protein: What are carriers?

A

Carry molecules around the body. E.g., haemoglobin (in red blood cells)

37
Q

Protein: What are defense?

A

produced to attack foreign invaders (pathogens). E.g., antibodies

Biology. 3 (9 decks)

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