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A Level Biology OCRA > Hbhh > Flashcards

Hbhh Flashcards

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1
Q

What is a monomer?

A

Small basic molecular unit which can bind to other identical monomers to form a polymer.

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2
Q

What is a polymer?

A

Large complex molecules made of long chains of monomers joined together.

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3
Q

What is a diner?

A

Lots of similar units joined together

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4
Q

What atoms are made up from: carbohydrates?

A

Carbon, hydrogen, ixygen

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5
Q

What atoms are made up from: proteins?

A

Nitrogen, hydrogen, carbon, oxygen, sulphur

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6
Q

What atoms are made up from: nucleic acids?

A

Phosphorus, oxygen, nitrogen, hydrogen

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7
Q

What atoms are made up from: lipids?

A

Carbon, hydrogen, oxygen

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8
Q

What is the monomer of: carbohydrate?

A

Monosaccharide

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9
Q

What is the monomer of: proteins?

A

Amino acids

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10
Q

What is the monomer of: nucleic acids?

A

Nucleitides

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11
Q

What is the monomer of: lipids?

A

Isn’t one

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12
Q

What is the polymer of: carbohydrates?

A

Polysaccharide

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13
Q

What is the polymer of: proteins?

A

Polypeptides

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14
Q

What is the polymer of: nucleic acids?

A

DNA/ RNA

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15
Q

What is the polymer of: lipids?

A

Isn’t one.

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16
Q

What is a condensation reaction?

A

Join molecules together, water lost and new covalent bond formed

17
Q

What is a hydrolysis reaction?

A

Split larger molecules into smaller ones, water molecules are used and covalent bonds are broken

18
Q

Glucose- What is the advantage of the feature: small?

A

Can easily move across the membrane

19
Q

Glucose- What is the advantage of the feature: easily hydrolysed?

A

To quickly release energy in respiration.

20
Q

Glucose- What is the advantage of the feature: contains OH groups?

A

So solvable in water for easy transport

21
Q

Glucose- What is the advantage of the feature: can be bonded together?

A

Can form larger storage molecules

22
Q

Glucose- What is the advantage of the feature: different isomers?

A

Gives structural integrity

23
Q

What are some examples of monosaccharides?

A

Glucose, fructose, galactose, deoxyribose, ribose

24
Q

What are some examples of disaccharides?

A

Maltose, lactose, sucrose.

25
Q

What is this formulated from: maltose?

A

2 glucose

26
Q

What is this formulated from: lactose?

A

Glucose and galactose

27
Q

What is this formulated from: sucrose?

A

Glucose and fructose.

28
Q

What are some examples of polysaccharides?

A

Glycogen, starch, cellulose

29
Q

I

A

A Level Biology OCRA (4 decks)

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