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