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Biology > Biological Molecules > Flashcards

Biological Molecules Flashcards

1
Q

Identify the chemical elements present in carbohydrates

A

CHO

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2
Q

Identify the chemical elements present in proteins

A

CHONS

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3
Q

Identify the chemical elements present in lipids

A

CHO

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4
Q

Describe the structure of carbohydrates

A

Large molecules make up smaller basic units (monomers)

Starch and glycogen from simple sugars (glucose)

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5
Q

Describe the structure of proteins

A

Large molecules made up smaller basic units (monomers)

Proteins from amino acids

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6
Q

Describe the structure of lipids

A

Large molecules made up smaller basic units (monomers)

Fatty acids and glycerol

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7
Q

Describe the functions of proteins

A

Growth and repair

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8
Q

Describe the functions of carbohydrates

A

Energy source

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9
Q

Describe the functions of lipids

A

Protection of organs and insulation

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10
Q

Describe how to determine the presence of starch

A

Iodine test

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11
Q

Describe how to determine the presence of fat

A

Emulsion test

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12
Q

Describe how to determine the presence of protein

A

Biuret test

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13
Q

What is the role of enzymes

A

Biological catalysts in reactions

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14
Q

Describe the lock and key theory

A

Enzymes are specific to their substrate

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15
Q

What can affect enzyme activity and how

A

Temperature changes
Number of successful collisions
Changes to the active site (denaturation)

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16
Q

How can functions of enzymes be affected?

A

Changes in pH as it alters the active site

Biology (10 decks)

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