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College Macromolecules Questions

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College Macromolecules
All organisms are composed of what?
  1. biological molecules
  2. inert molecules
  3. living things
College Macromolecules
Which of the following is a monosaccharide?
  1. glycogen
  2. sucrose
  3. lactose
  4. deoxyribose
  5. none of the above
College Macromolecules
Steroids help with cell structure.
  1. True
  2. False
College Macromolecules
Which of the following functional groups is an amino group?
  1. -OH
  2. -COOH
  3. C=O
  4. -NH2
College Macromolecules
Which of the following contains a carboxyl and an amino group?
  1. fats
  2. sugars
  3. vinegar
  4. amino acids
College Macromolecules
Contact signaling, electrical signaling, and chemical signaling all are roles of                   .
  1. membrane receptors
  2. g-proteins
  3. phagocytosis
  4. red blood cells
College Macromolecules
Cx H2x Orare is an example of                .
  1. Carbohydrate
  2. Lipids
  3. Protein
  4. Nucleic Acids
College Macromolecules
What are steroids?
  1. lipoproteins
  2. rings of carbon bonds
  3. micronutrient
  4. mineral
College Macromolecules
Which of the following is correct about cholesterol?
  1. It is the precursor of peptide hormones.
  2. It is found in both animal and plant products.
  3. Most of cholesterol consumed is absorbed into the body.
  4. The sources of cholesterol in the human body include diet as well as biosynthesis.
College Macromolecules
What is the relatively small, non polar molecule that can bind to intracellular receptors in cytoplasm or the nucleus to form hormone-receptor complex?
  1. water soluble hormone interactions
  2. lipid-soluble hormone interactions
  3. target cells
College Macromolecules
How many phosphate groups does ATP contain?
  1. 1
  2. 2
  3. 3
  4. 4
College Macromolecules
Maltose is a combination of which two sugar molecules?
  1. glucose and galactose
  2. glucose and glucose
  3. fructose and galactose
  4. fructose and glucose
  5. sucrose and lactose
College Macromolecules
What is the advantage of having multiple active sites on an allosterically regulated enzyme?
  1. Slower reaction to substrate concentration
  2. Rapid on/off function, slower build up but much higher final rate
  3. Uses oxygen as an electron acceptor
  4. All sites must be equally bound for the reaction to proceed
  5. There is none, only one site functions at a time
College Macromolecules
Which type of protein would be characterized as both specific and saturable?
  1. enzyme
  2. hormone recptor
  3. facilitated diffusion
  4. A and B
  5. A,B, and C
College Macromolecules
Which of the following are essential fatty acids?
  1. Linoleic acid and docosahexaenoic acid (DHA)
  2. a-linolenic acid and linoleic acid
  3. Eicosapentaenoic acid (EPA) and docosahexaenoic acid (DHA)
  4. a-linolenic acid and eicosapentaenoic acid (EPA)
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