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DO YOU HAVE THE ENERGY?. Chapter 3 REVIEW. Which chemical test would I use to identify a monosaccharide?. Iodine Benedicts Biuret Nitric acid. What ratio do we find in carbohydrates?. 1 H:2 O 2 C:2 H 2C:2 O 2 H:1 O.
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DO YOU HAVE THE ENERGY? Chapter 3 REVIEW
Which chemical test would I use to identify a monosaccharide? • Iodine • Benedicts • Biuret • Nitric acid
What ratio do we find in carbohydrates? • 1 H:2 O • 2 C:2 H • 2C:2 O • 2 H:1 O
If a solution turned navy blue with the iodine test, what substance would it indicate? • Monosaccharide • Disaccharide • Polysaccharide • Protein
The functional group for carbohydrates? • Hydroxyl group • Carboxyl group • Amino group • Alcohol group
The functional group for proteins is the • Hydroxyl group • Carboxyl group • Amino group • Both B and C
6. The function of carbohydrates is to • Provide structure • Give instructions to the cell • Provide energy • Control chemicals
The function of protein is to • Provide energy • Be a chemical controller • Provide structure D. Both C and D
Which of the following is not an organic compound? • Protein • Nucleic acid • Lipid • Water • Carbohydrate
In what organic substance(S) can the amino function group be found in? • Proteins • Amino acids • Carbohydrates • Lipids • A & B
A train car is to a freight train as a(n) ___________ is to a nucleic acid • Polymer • Amino acid • Nucleotide • Protein • Polysaccharide
Starch, cellulose, and glycogen are examples of… • Macromolecules • Simple sugars • Disaccharides • Quick energy molecules
How do our bodies use fats? • To store energy • To protect organs • As insulation • To store vitamins • All of the above
In order to form a protein, what has to happen? • Multiple monosaccharides have to join together by losing water • Multiple disaccharides have to join together by adding water • Multiple monomers have to join together by losing water • Multiple amino acids have to join together by adding water
True or false: a condensation reaction is the same as a hydrolysis reaction. • True • False
When a substrate fits into an enzyme and the enzyme forms around the substrate this… • Is called the Lock and Key Hypothesis • A coenzyme is needed • Is called the Induced Fit Hypothesis • An inhibitor is present
What happens in noncompetitive inhibition? • The inhibitor competes with the substrate for the active site • The inhibitor bonds permanently with the enzyme • The inhibitor reversibly binds with the substrate • The inhibitor binds with the enzyme at a place other than the active site
Pesticides, poisons, mercury, and lead are examples of… • Reversible inhibitors • Irreversible inhibitors • Noncompetitive inhibitors • Competitive inhibitors
Which of the following have both hydroxyl and carboxyl functional groups? • Lipids • Carbohydrates • Proteins • Nucleic acids
Saturated fats are… • Of animal origin • Made of single bonds between carbons • Recognized as butter, lard, and coconut oil • A & B only • All of the above
When the body needs energy in what order does it use the organic compounds? (from first to last) • Fats, carbohydrates, proteins • Carbohydrates , proteins, fats • Fats, proteins, carbohydrates • Carbohydrates, fats, proteins
Unsaturated fatty acids… • are considered “bad fats” • Come from animals • Have at least one double bond in their fatty acid chains • Have only single bond in their fatty acid chains
A Peptide bond forms between • Carbon and oxygen • Carbon and carbon • Nitrogen and hydrogen • Oxygen and nitrogen • Carbon and nitrogen
Which of the following represents a correct equation for hydrolysis? A. C6H12O6 + C6H12O6 + enzymes→ C12H22O11 + H2O B. C12H22O11 + H2O + enzymes→ 2 C6H12O6+ energy C. C6H12O6 + C6H12O6 + energy + enzymes→ C12H22O11 D. C12H22O11 + 3 H2O → 3 C6H12O6
What does NOT damage enzymes? • Temperature • pH • Poisons • Water
The following molecule is a(n) • Amino acid • Unsaturated fatty acid • Saturated fatty acid • Nucleic acid
The following molecule is a (N) • Nitrogen base • Lipid • Nucleotide • Monomer of DNA • Both D and C • Both B and C • Both C and A
The enzyme is represented by what letter? • A. • B. • E. • C. • D.
The substrate is represented by which molecule? • A • B • C • D • E
This substance determines heredity traits • Carbohydrates • Proteins • Lipids • Nucleic Acids
The polymer(s) of Nucleic Acids is or are • Fatty acids • Glycerol • RNA • DNA • Both C and D • Both A and B
The monomer(s) of lipids is or are • Fatty acids • Glycerol • monosaccharide • DNA • Both A and B
Name a specific one of these we studied in lab? • Apple juice • Table sugar • Oats • Powdered sugar
This is a monomer for what organic compound? • Carbohydrates • Proteins • Lipids • Nucleic Acids
The liver forms a polymer like this which is called______?_____. • Starch • Cellulose • Glucose • Glycogen • Galactose