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Biology-5 > Lab 2 (Biological Molecules) > Flashcards

Lab 2 (Biological Molecules) Flashcards

1
Q

what is the storage polysaccharide in animals?

A

gylcogen

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2
Q

what are proteins?

A

macromolecules formed by amino acids held by peptide chains

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3
Q

what is the function of a protein?

A

building blocks of the body and are used in nearly all the function of the body

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4
Q

what are lipids found as?

A

fats/oils, phospholipids and steroids

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5
Q

what are examples of where proteins are used?

A

hormones, enzymes, antibodies, growth maintenance, transport of molecules

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6
Q

what are lipids?

A

are water insoluble molecules made of carbon, hydrogen, and oxygen

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7
Q

what do lipids do?

A

store long term energy, protect vital organs, for cell membrane, and cell signaling

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8
Q

are lipids insoluble or soluble i water?

A

insoluble

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9
Q

what are lipids subdivided into?

A

triglycerides, phospholipids, and steroids

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10
Q

are the nonpolar bonds formed between the carbon and hydrogen atoms of a lipid hydrophilic or hydrophobic?

A

hydrphobic

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11
Q

what is the monomer of a nucleic acid?

A

nucleotide

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12
Q

what is the function of a nucleic acid?

A

storage and expression of genetic information

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13
Q

what are the five nucleotide base pairs?

A

adenine, guanine, thymine, cytosine, and uracil

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14
Q

what are the 4 biological molecules?

A

carbohydrates, lipids, proteins, and nucleic acids

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15
Q

what are polymers?

A

long chains of monomers

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16
Q

what are monomers?

A

repeating units that are linked over and over again to form polymers

17
Q

what is dehydration synthesis?

A

water is removed when two monomers are joined to form polymers

18
Q

what is hydrolysis?

A

water is added when the same polymers are broken apart

19
Q

what is the monomer of carbohydrates?

A

monosaccharides

20
Q

what is the function of carbohydrates?

A

serve as fuel and building blocks

21
Q

what are carbohydrates composed of?

A

carbon, hydrogen and oxygen

22
Q

what are some examples of carbohydrates?

A

starch, glucose and simple sugars

23
Q

how does your body store glucose as?

A

glycogen

24
Q

where does you body store glycogen?

A

muscle and liver

25
Q

what are oligosaccharides?

A

a disaccharide which is formed from joining two monosaccharides

26
Q

what are two examples of oligosaccharides?

A

sucrose and maltose

27
Q

what are polysaccharides?

A

chains of monosaccharides that store energy or provide structure

28
Q

what is the storage polysaccharide in plants?

A

starch

29
Q

what is the monomer of a protein?

A

amino acid

30
Q

what are peptides?

A

chains of amino acids

31
Q

what are the monomers of lipids?

A

fatty acids and glycerol

32
Q

what are nucleic acids?

A

nucleotides that make up the information storing molecules in our cells, DNA and RNA

33
Q

can we test for nucleic acids?

A

No

Biology-5 (5 decks)

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