BioChem Flashcards

(50 cards)

1
Q

carbon compounding

A

forms bonds w/ H, O, N and S

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2
Q

Carbon Functional Groups (HMCAP)

A
hydroxl
methyl
carboxyl
amino
phosphate
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3
Q

hydroxl

A

sugar, alcohol

polar

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4
Q

methyl

A

fats and oil

Non-polar

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5
Q

carboxyl

A

sugar, protein, a.a.

acidic/ polar

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6
Q

amino

A

a. a., proteins

reactiv. / polar

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7
Q

phosphate

A
nucleic acid (DNA, RNA, ATP)
polar / reactiv.
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8
Q

macromol.

A

made of polymers

lrg molecules

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9
Q

polymer

A

mol. that are the same subunits

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10
Q

polymerization

A

synthesizing of polymers

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11
Q

dehydration synthesis

A

remove OH and H to make water

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12
Q

hydrolysis

A

H20 ionizes into OH and H

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13
Q

carbohydrates

A

hydrophilic organic mol.

1:2:1 ratio for formula

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14
Q

monosacc.

A

“simple sugars”
ex. GGF
glucose, galactose, fructose

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15
Q

glucose

A

short term energy use

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16
Q

disacc.

A

include SLM
sucrose (glucose+fructose)
Lactose (glucose + galactose)
maltose (glucose x2)

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17
Q

oligosacc.

A

short chains of 3 or more monosacc.

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18
Q

polysacc.

A

long chains of monsacc.
ex. glycogen
starch
cellulose

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19
Q

glycogen

A

energy storage
made by cells in liver and muscles
branched polymer (big mol.)

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20
Q

starch

A

energy storage for plants

only digestible polysacc. for humans

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21
Q

carbohydrate

22
Q

glycoproteins

A

carbohydrate + proteins

23
Q

glycolipids

A

carbohydrate + lipids

24
Q

proteoglycans

A

macromol.
carbohydrate dominant
forms gel that lubricates joints, and holds tissues together

25
Lipid
``` hydrophobic organic mol. composed of C,O and H ex. fatty acids triglycerides phospholipids steroids ```
26
fatty acid
starts with carboxyl, ends with methyl
27
saturated fat
H+ filled | single bonds only
28
unsaturated
potential bonding with H+ | double and single bonds
29
polyunsaturated
potential bonding with H+ | have double or more bonds
30
triglyceride
glycerol + 3 fatty acid bonds formed by dehydration synthesis "neutral fat"
31
neutral fat
once bonded can't donate proton
32
phospholipid
barrier wall for cell (seperates inside from outside) bonds formed by dehydrat. synthesis glycerol + 2 fatty acid + 1 phosphate amphipathic
33
amphipathic
have hydrophobic and hydrophilic parts
34
hydrophobic
repelled by water
35
hydrophilic
attracted to water
36
eicosanoids
chem signals btw cells includes 5 cell ring- prostaglandins produced in all tissues
37
steroid
lipid w/ 4 C shaped rings cholesterol acts as parent steroid Ex. estrogen and testosterone
38
protein
combination of amino acids
39
peptide
composed of 2 AA w/ peptide bonds | AA connects to carboxyl group
40
peptide bond
1 AA and carboxyl group
41
oligopeptide
smaller than polypeptide
42
protein structure (PSTQ)
primary secondary tertiary quaternary
43
primary
encoded in genes
44
secondary
folded shape | alpha helix or beta-pleated sheet
45
tertiary
bended into fibrous shapes
46
quaternary
2+ polypeptide chains | non-covalent forces
47
enzymes
catalysts minimize activation energy most often (2/3) require cofactor always SPON
48
cofactor
protein that transfers electrons btw enzymes
49
nucleotide
basis of DNA, RNA and ATP | composed of CN ring, monosacc and phosphate grp
50
nucleic acids
carry info | determine inherited characteristics