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A&P Fall Semester 2014 > Exam 1-Exercise 3 > Flashcards

Exam 1-Exercise 3 Flashcards

1
Q

What are the molecules of life

A

Carbohydrates, lipids, proteins, nucleic acid

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2
Q

What is a carbon backbone?

A

Long molecules that are formed by carbons

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3
Q

What is a functional group?

A

Smalls groups of atoms that are found together

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4
Q

what is a monomer

A

a single building block unit of larger molecules called polymers

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5
Q

what is a polymer

A

many molymers put together

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6
Q

What is a carbohydrate

A

carbon water; QUICK energy

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7
Q

what is a monosaccharide?

A

one sugar; QUICK ENERGY

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8
Q

What is dehydration synthesis?

A

Put together, and taking a water off

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9
Q

what is hydrolysis?

A

separates the two with addition of water

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10
Q

What is a disaccharides

A

2 sugars

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11
Q

What is an oligosacchraide?

A

3-10 sugars

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12
Q

What is a polysaccharide?

A

Cellulose; Gives structure, cell wall; STORED ENERGY

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13
Q

what are lipids?

A

organic molecules that are NOT water-soluble

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14
Q

what are fatty acids

A

long hydrocarbon chains with a carboxyl group at the end

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15
Q

what are saturated fats

A

they have NO double bonds; Each carbon is saturated with two hydrogen

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16
Q

what are unsaturated fat

A

DO have double bonds; some carbons only have one hydrogen

17
Q

what is omega-3

A

There is a double bond on the third-from-the-last carbon

18
Q

What is a tryglyceride?

A

3 fatty acids attached to a glycerol; used for energy storage, insulation, and cushioning

19
Q

what is a phospholipid made of? what function does it serve?

A

Glycerol+2 fatty acids+phosphate group; Cell membraneq

20
Q

what is an amino acid/

A

the monomers from which proteins are made

21
Q

Why is the shape of a protein important?

A

change the shape, and the protein wont work

22
Q

If a protein’s shape has been changed permanently then it has been ___________

A

denatured

23
Q

What functions do proteins serve in living things

A

structure, contraction, transportation, defense, hormones, enzymes

24
Q

What is a catalyst?

A

substance that speeds up the rate of a chemical reactions but is not used up in that chemical reaction

25
Q

what is an enzyme

A

a protein catalyst

A&P Fall Semester 2014 (6 decks)

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