lab 4 Flashcards

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1
Q

molecules that contain two or more carbon atoms bonded together

A

organic molecules

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2
Q

atoms share a pair of electrons and can be classified as either polar or non polar

A

covalent

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3
Q

pair of electrons NOT shared equally

A

polar

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4
Q

pair of electrons shared equally

A

non polar

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5
Q

dische diphenylamine

A

reagent that tests specifically for the presence of deoxyribose sugar found in DNA

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6
Q

has three different parts: a sugar, a phosphate group, and a nitrogenous base

A

nucleotide

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7
Q

can be used to test for the presence of peptide bonds found in proteins

A

biuret reagent

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8
Q

when a proteins structure is destroyed

A

denatured

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9
Q

amino acids held together by covalent bonds

A

peptide bonds

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10
Q

building blocks or monomers that make up all proteins

A

amino acids

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11
Q

gain of electron

A

reduction

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12
Q

loss of electron

A

oxidation

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13
Q

monosaccarides or disaccharides that contain a free aldehyde or ketone group

A

reducing sugars

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14
Q

used to test for reducing sugars

A

Benedict’s reagent

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15
Q

formed when 3 or more monosaccharides are covalently bonded together

A

polysaccharide

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16
Q

2 monosaccharides bonded together using dehydration synthesis

A

disaccharides

17
Q

monomers that make up carbohydrates “simple sugars”

A

monosaccharides

18
Q

organic molecules that are important for energy storage and structural support

A

carbohydrates

19
Q

data that deals with numbers and is generated by taking measurements

A

quantitative

20
Q

data generated by observing and describing the results and does not generate numeric values

A

qualitative

21
Q

does NOT contain molecule you are testing for and does NOT react with the reagent

A

negative control

22
Q

contains the organic molecule you are testing for

A

positive control

23
Q

verify that the reaction is working and provide comparisons for what positive and negative results will look like

A

controls

24
Q

what is being tested

A

unknown solution

25
Q

when polymers are broken down into individual monomers… requires the addition of a hydrogen atom and a hydroxyl group from water and release energy when they occur

A

hydrolysis

26
Q

occurs when a hydrogen atom and a hydroxl group are removed, forming water and two monomers that are bonded together through covalent bonds

A

dehydration synthesis