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ATI TEAS > Basic Molecules > Flashcards

Basic Molecules Flashcards

1
Q

Which of the following is not a monosaccharide?

Glucose
Ribose
Maltose
Glyceraldehyde

A

Maltose

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2
Q

Which of the following needs to be present in order for a substance to be considered a nucleotide?

Ribose, amino acid, phosphate
5 carbon sugar, nitrogenous base, phosphate group
Deoxyribose, adenosine, triphosphate
5 carbon sugar, nitrogenous base, triphosphate

A

5 carbon sugar, nitrogenous base, phosphate group

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3
Q

n order to break apart a polysaccharide into disaccharides, what type of reaction needs to occur?

Condensation
Glycosidic
Hydrolysis
Oxidation-reduction

A

Hydrolysis

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4
Q

Which of the following enzymes is responsible for catalyzing the formation of glucose and galactose?

Lactase
Lipase
Catalase
Trypsin

A

Lactase

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5
Q

Which part of the phospholipids are called the “head”?

the phosphate group
the phosphate group and the glycerol molecule
the fatty acid chains
the fatty acid chains and the phosphate group

A

the phosphate group and the glycerol molecule

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6
Q

Which of the following molecules make up proteins?

Glucose
Minerals
Sucrose
Amino acids

A

Amino acids

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7
Q

Fatty acids are organic acids that have a __________ group joined to a hydrocarbon tail.

Carbonyl
Amino
Carboxyl
Hydroxyl

A

Carboxyl

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8
Q

What bonds form at the secondary level of protein structure?

Glycosidic
Hydrogen
Peptide
Disulfide Bridge

A

Hydrogen

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9
Q

DNA is _______________.

lactic acid
a lipid
nucleic acid
hydrochloric acid

A

nucleic acid

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10
Q

What type of bond does phosphate form in a polynucleotide such as DNA?

Phosphoester
Glycosidic
Phosphotriester
Phosphodiester

A

Phosphodiester

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11
Q

Which of the following is a carbohydrate?

Collagen
Cellulose
ATP
Myosin

A

Cellulose

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12
Q

Which of the following statements is true about polysaccharides?

they are sweet-tasting and just as soluble in water as monosaccharides
they are not sweet-tasting and are not as soluble in water as monosaccharides
they are sweet tasting and not as soluble in water as monosaccharides
they are not sweet-tasting and more soluble in water than monosaccharides

A

they are not sweet-tasting and are not as soluble in water as monosaccharides

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13
Q

Which of the following enzymes is responsible for breaking down a polysaccharide to a disaccharide?

Trypsin
Catalase
Cobalamin
Amylase

A

Amylase

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14
Q

Which of the following is a biological catalyst?

Minerals
Carbohydrates
Enzymes
Fat

A

Enzymes

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15
Q

At which structural level of a protein would you find beta pleated sheets?

Quaternary
Tertiary
Primary
Secondary

A

Secondary

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16
Q

Why are lipids not considered polymers?

Because they are monomers
Because they cannot form glycosidic bonds
Because they are alcohols
Because they are not repeating monomers

A

Because they are not repeating monomers

ATI TEAS (23 decks)

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