Chemistry in Biology Flashcards

1
Q

carbon

A

4 electrons, 4 covalent bonds, hydrophobic (equal, non-polar) or hydrophilic (unequal, polar), attaches to itself forming chains

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2
Q

polymers

A

made up of monomers

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3
Q

monomers

A

single unit

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4
Q

carbohydrate monomer

A

saccharide

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5
Q

monosaccharide

A

one unit of sugar

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6
Q

disaccharide

A

2 units

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7
Q

polysaccharide

A

3 or more units

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8
Q

starch

A

simplest polysaccharide; used for food storage in plants

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9
Q

glycogen

A

energy storage in animals

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10
Q

cellulose

A

plant cell wall structure

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11
Q

chitin

A

exoskeleton; fungi cell wall

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12
Q

Lipids

A

hydrophobic; fatty acids and glycerol monomers

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13
Q

fats and oils

A

single glycerol + 3 fatty acids

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14
Q

saturated fatty acid

A

no double bond, solid

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15
Q

unsaturated fatty acid

A

double bond, liquid

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16
Q

cis-double bond

A

bended chain

17
Q

trans-double bond

A

straight chain

18
Q

phospholipids

A

glycerol + 2 fatty acids + phosphate group, hydrophilic head, hydrophobic tail,

19
Q

wall formation

A

heads on outside, tails on inside

20
Q

steroids

A

mostly carbon and hydrogen

21
Q

hormones

A

estrogen, testosterone

22
Q

Protein monomer and polymer

A

monomer- amino acids; polymer- polypeptides

23
Q

levels

A

primary, secondary, tertiary, quaternary

24
Q

primary level

A

arrangement of amino acids in a chain

25
secondary level
spiral or fan
26
tertiary level
arrangement of secondary structures
27
quaternary level
multiple proteins arranged in a certain order
28
denaturation
protein unravels and loses its shape
29
nucleic acid monomer
nucleotide
30
nucleotide
nitrogen base + pentose sugar + phosphate
31
DNA
double helix, 2 nucleotide strands
32
ATP
adenine base + ribose sugar + 3 phosphate (tri phosphate) most energy stored
33
central dogma
DNA (transcription) > RNA (translation) > Protein (carries out instructions)
34
ADP
adenine diphosphate- less energy stored
35
AMP
adenine monophosphate little energy stored