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Bio Test Chapters 1-5 > Chapter 1-5 > Flashcards

Chapter 1-5 Flashcards

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Biology 101 flashcards
1
Q

Dehydration Synthesis

A

water is taken out of a monomer,to form a larger molecule

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2
Q

Hydrophobic

A

avoids water

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3
Q

Hydrophilic

A

attracted to water

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4
Q

Polar

A

molecules can form bonds with each other

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5
Q

Nonpolar

A

molecules can’t form bonds with each other

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6
Q

Saturated Fats

A

lipids that have maximum hydrogen atoms and no double bonds

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7
Q

Unsaturated Fats

A

lipids that have one or more double bonds

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8
Q

Phospholipids

A

lipids with polar and nonpolar sides

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9
Q

Amino Acids in Proteins

A

causes sickle cell disease

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10
Q

Enzymes

A

proteins that speed up chemical reactions

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11
Q

Primary Structure

A

sequence of amino acids in a polypeptide

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12
Q

Secondary Structure

A

shaping of polypeptide

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13
Q

Tertiary Structure

A

three dimensional shape of polypeptide

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14
Q

Quaternary Structure

A

overall protein structure of two or more polypeptide units

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15
Q

DNA

A

nucleic acid that stores information (T,C,G,A)

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16
Q

RNA

A

nucleic acid that transports information (U,C,G,A)

17
Q

Characteristics of Living Things

A

order, regulation, evolutionary adaptation, energy processing, response to environment, reproduction, and growth and development

18
Q

Main Source of Energy for All Life

A

sunlight

19
Q

Levels of Organization

A

biosphere -> ecosystems -> communities -> populations -> organisms -> organ systems -> organs -> tissues -> cells -> organelles -> atoms -> molecules

20
Q

Positive Feedback

A

enzymes stimulate a step to regulate process

21
Q

Negative Feedback

A

enzymes block a step to regulate process

22
Q

Ionic Bonds

A

attraction between anions and cations

23
Q

Covalent Bonds

A

bond forms when atoms share electrons

24
Q

Surface Tension

A

how hard it is to break the surface of a liquid

25
Q

Water’s Specific Heat

A

heat that must be absorbed to heat 1g of water by 1 degree C, very high in water

26
Q

Acids

A

substance that increases the hydrogen ion concentration of a solution (H+)

27
Q

Bases

A

substance that reduces the hydrogen ion concentration of a solution (OH-)

28
Q

Function of Carbohydrates

A

fuel/ building material

29
Q

Function of Lipids

A

store energy

30
Q

Function of Proteins

A

many purposes including structure and regulation

31
Q

Function of Nucleic Acids

A

make up genetic information

32
Q

Functional Groups

A

molecules involved in chemical reactions (hydroxyl, carbonyl, carboxyl, amino, sulfhydryl, phosphate, methyl)

33
Q

Denaturation

A

protein unravels and loses natural shape, no longer functonal

34
Q

Active Site

A

attatches to substrate on enzyme

35
Q

Nucleotide

A

monomer of nucleic acid

Bio Test Chapters 1-5 (1 decks)

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