Biochemistry Flashcards

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0
Q

Compound

A

2 or more atoms of different elements put together

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1
Q

Molecule

A

2 or more atoms bonded together

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2
Q

Ion

A

Charged atom

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3
Q

Ionic bond

A

Transfer of electron(s) from one atom to another, resulting in an attraction between 2 oppositely charged atoms

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4
Q

Breaking an ionic bond

A

Dissociation (like dissolving salt)

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5
Q

Covalent bond

A

Atoms sharing electrons

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6
Q

Element

A

Simplest form of a substance, a pure substance, ex: gold or carbon

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7
Q

Is co2 a molecule or compound

A

Both

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8
Q

Describe the pH scale

A

(0-14)7 is neutral, below 7 is acidic, above 7 is basic

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9
Q

What are buffers

A

Substances that maintain pH, they keep the levels consistent to ensure pH levels stay at their ideal range for enzymes in you’re body to work at full capacity

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10
Q

Condensation (dehydration synthesis)

A

Reaction where monomers are bonded together as a water molecule is removed, making a polymer

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11
Q

Hydrolysis

A

Reaction where polymers are broken into monomers by adding water molecules

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12
Q

What does an atom consist of

A

It consists of a nucleus of protons and neutrons with an electron cloud around it

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13
Q

What is Bromelain

A

An enzyme used in fresh pineapple that breaks down collagen

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14
Q

Enzyme

A

Substance made of protein that lowers the activation energy of a chemical reaction, speeding up the rate of chemical reaction

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15
Q

What does Benedict’s solution test

A

It tests positive for monosaccharides

16
Q

What does iodine solution test

A

Positive for polysaccharides

17
Q

What does biruets solution test

A

Positive for protein