Organic Molecules
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Lipids and triglycerides are bot considered to be hydro____.
Basics of organic molecules.
Covers carbohydrates, lipids, proteins, and nucleic acids.
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- 2.
Carbohydrates are hydro____.
- 3.
RNA is
- 4.
Simple sugars are also called ______.
- 5.
___________ are composed of carbon, an amino group, carboxyl group, hydrogen, and an R group.
- 6.
Sucrose and lactose are examples of ________.
- 7.
The most useful steriod is ______.
- 8.
Carbohydrates are composed of
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Carbon, hydrogen, and nitrogen
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Hydrogen and oxygen
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Oxygen, nitrogen, and carbon
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Carbon, hydrogen, and oxygen
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Carbon and glucose
Correct Answer
A. Carbon, hydrogen, and oxygen -
- 9.
Polymers of nucleotides are
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Lipids
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Proteins
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Amino acids
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Nucleic acids
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Carbohydrates
Correct Answer
A. Nucleic acids -
- 10.
DNA is
Correct Answer
deoxyribonucleic acid - 11.
Starch and cellulose are examples of _____.
Correct Answer
polysaccharides - 12.
___________ form bilayers and micelles.
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Polysaccharides
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Steriods
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Disaccharides
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Triglycerides
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Phospholipids
Correct Answer
A. Phospholipids -
- 13.
Polypeptides are formed by ______ bonds.
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Covalent
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Peptide
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Nonpolar
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Polar
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Hydrogen
Correct Answer
A. Peptide -
- 14.
__________ are composed of a five carbon carbonate, nitrogenous base, and a phosphate group.
Correct Answer
Nucleotides - 15.
________ are composed of a phosphate group, choline, glycerol, and fatty acids.
Correct Answer
Phospholipids - 16.
Phospholipid tails are
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Polar, hydrophobic, and lipophilic
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Nonpolar, hydrophobic, and lipophilic
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Polar, hydrophilic, and lipophobic
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Nonpolar, hydrophilic, and lipophobic
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Polar, hydrophilic, and lipophilic
Correct Answer
A. Nonpolar, hydrophobic, and lipophilic -
- 17.
Steroids are found in the
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ICF
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ISF
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Plasma membrane
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ECF
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Urine
Correct Answer
A. Plasma membrane -
- 18.
Triglycerides dissolve in _______ solvents.
Correct Answer
nonpolar - 19.
Triglycerides are composed of ______ and _________.
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Glycerol and glycogen
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Glucose and glycogen subunits
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Phosphate group, gycerol, and fatty acids
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Glycerol and fatty acids
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Fatty acids and glucose
Correct Answer
A. Glycerol and fatty acids -
- 20.
Carbohydrates are
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Polar
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Nonpolar
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Hydrophobic
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Made up of carbon, oxygen, and an r group
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Amphipathic
Correct Answer
A. Polar -
- 21.
________ are broken into primary, secondary, tertiary, and quartenary structures.
Correct Answer
Amino acids - 22.
Eicosanoids are modified fatty acids composed of _____ carbon rings
Correct Answer
five - 23.
Steroids
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Are nonpolar
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Contain five carbon rings
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Function as hormones
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Are modified fatty acids
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Are hydrophobic
Correct Answer
A. Function as hormones -
- 24.
The polarity of the triglycerides is
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Polar
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Nonpolar
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Amphipathic
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Slightly charged
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Neutral
Correct Answer
A. Nonpolar -
- 25.
The subunits of polysaccharides are
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Glucose and glycogen
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Glucose and ribose
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Sucrose and lactose
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Lactose and glycogen
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Sucrose and glycogen
Correct Answer
A. Glucose and glycogen -
- 26.
All are examples of monosaccharides except for _____.
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Glucose
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Fructose
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Lactose
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C6H1206
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Galactose
Correct Answer
A. Lactose -
- 27.
Lipids are linked by ______ covalent bonds.
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Polar
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Amphipathic
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Peptide
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Nonpolar
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Hydrogen
Correct Answer
A. Nonpolar -
- 28.
Carbohydrates do not bond to ______ molecules.
Correct Answer
water - 29.
R group also means ______ group.
Correct Answer
residual - 30.
Lipids are
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Made of six carbon rings
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Hydrophilic
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Amphipathic
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Simple sugars
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Polar
Correct Answer
A. Amphipathic -
- 31.
Phospholipid heads are
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Polar, hydrophilic,and lipophilic
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Nonpolar, hydrophobic, and lipophilic
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Polar, hydrophobic, and lipophobic
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Nonpolar, hydrophobic, and lipophilic
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Polar, hydrophilic, and lipophobic
Correct Answer
A. Polar, hydrophilic, and lipophobic -
- 32.
Lipids usually contain ______.
Correct Answer
phosphates - 33.
Steroids are very stable, because they are composed of 3 ________.
Correct Answer
six carbon rings - 34.
Eicosanoids are
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Six carbon rings
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Nonpolar
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Lipophilic
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Involved in intercellular communication
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Amphipathic
Correct Answer
A. Involved in intercellular communication -
- 35.
The polarity of a steriod is
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Polar
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Nonpolar
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Slightly charged
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Neutral
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Amphipathic
Correct Answer
A. Amphipathic -
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Jul 30, 2011Quiz Edited by
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Feb 06, 2010Quiz Created by
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