Microbiology: An Introduction (13th Edition)
13th Edition
ISBN: 9780134605180
Author: Gerard J. Tortora, Berdell R. Funke, Christine L. Case, Derek Weber, Warner Bair
Publisher: PEARSON
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Textbook Question
Chapter 2, Problem 6R
Classify the following as subunits of either a carbohydrate, lipid, protein, or
- a. CH3-(CH2)7-CH=CH-(CH2)7-COOH
Oleic acid
- b.
- c. C6H12O6
- d. Thymine
nucleotide
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Describe, identify, and DRAW the monomers (e.g. what is typically illustrated as a hexagon?) andpolymers of:a. Proteinsb. Carbohydratesc. Lipids
Identify the type of chemical bonds that join the monomers of:a. Proteins (describe the structure and function of a polymer)b. Carbohydrates (describe the structure and function of a polymer)c. Lipids
Identify the portions of the cell membrane (phospholipid bi-layer) that area. Hydrophobicb. Hydrophilicc. Polard. Non-polar
A) Refer to the figure below, Identify and explain
the two types of reactions, and describe what are
the importance of these reactions to our
bodies.
Reaction 1
H
Monomer
Reaction 2
H
H
OH + H
H
H₂O
H
H₂O
OH + H
H
OH
OH + H
H₂O
H₂O
OH
OH + H
OH
OH
OH
OH
B) What are the main chemical interactions that
determine and maintain the quaternary structure
of proteins. Also, what are the conditions that can
alter these interactions? [
Construct the two enantiomeric forms/structure of the following monosaccharides and designate
the handedness of each using D, L system:
a. Ribulose
Chapter 2 Solutions
Microbiology: An Introduction (13th Edition)
Ch. 2 - What is a chemical element?Ch. 2 - DRAW IT Diagram the electronic configuration of a...Ch. 2 - What type of bond holds the following atoms...Ch. 2 - Classify the following types of chemical...Ch. 2 - Bacteria use the enzyme urease to obtain nitrogen...Ch. 2 - Classify the following as subunits of either a...Ch. 2 - DRAW IT The artificial sweetener aspartame, or...Ch. 2 - DRAW IT The following diagram shows the...Ch. 2 - Prob. 9RCh. 2 - Prob. 10R
Ch. 2 - Assume E. coli bacteria are grown in a nutrient...Ch. 2 - If Pseudomonas bacteria are supplied with...Ch. 2 - If E. coli were grown in a medium containing the...Ch. 2 - Prob. 4MCQCh. 2 - Prob. 5MCQCh. 2 - Prob. 6MCQCh. 2 - The dissociation products of the molecules are...Ch. 2 - Prob. 8MCQCh. 2 - The dissociation products of the molecules are...Ch. 2 - Prob. 10MCQCh. 2 - When you blow bubbles into a glass of water, the...Ch. 2 - Prob. 2ACh. 2 - Prob. 3ACh. 2 - Prob. 4ACh. 2 - Prob. 1CAECh. 2 - Prob. 2CAECh. 2 - Newborn babies are tested for phenylketonuria...Ch. 2 - The antibiotic amphotericin B causes leaks in...Ch. 2 - Prob. 5CAE
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.Similar questions
- In the following list, identify the carbohydrate, the fatty acid, the amino acid, and the polypeptide:a. methionine-valine-proline-leucine-serineb. C6H12O6c. NH2CHRCOOHd. CH3(CH2)16COOHarrow_forwardWhich of the following is incorrect? (₁) a. A heterodimer is composed by two identical polypeptide chains b. The polypeptide chains in a multimeric protein are called subunits A homotrimer can be represented with the Greek letter alpha with a sub-index 3 d. Monomeric proteins do not have quaternary structure c.arrow_forwardFor each amino acid: [1] draw the L enantiomer in a Fischer projection; [2] classify the amino acid as neutral, acidic, or basic; [3] give the three-letter symbol; [4] give the one-letter symbol. a. arginine c. glutamic acid b. tyrosine d. valinearrow_forward
- Hydrolysis of a mixture of glycerophospholipids may yield the following, EXCEPT: A. Galactose B. Choline C. Serine amino acid D. Phosphatearrow_forwardConsider the structure of the tripeptide (in its fully protonated form) below. H H H + I || H₂N-C-C-N-C-C-N-C-C-OH 1 I | H CH₂ H CH₂ CH₂ T C=O OH AA1 0=0 || HC-CH3 CH3 AA2 AA3 0=C 1. Give the sequence of the tripeptide using the ONE-LETTER DESIGNATION (UPPERCASE LETTER) with NO spaces and symbols between each letter. 2. How many ionizable groups are there in the tripeptide? Give the numerical value (e.g., 10 not ten). • pH 10: {Choices: -2, -1, 0, +1, +2} 3. Which amino acid residue has one ionizable group left upon forming the tripeptide? {Choices: AA1, AA2, AA3, none, all} 4. Give the net charge of the dominant structure of the tripeptide at the given pH values. The pK, values of the amino acids are given in Table 1. • pH 4: {Choices: -2, -1, 0, +1, +2}arrow_forwardDescribe the structural similarities and differences of the following pairs. Identify which of these is a structural isomer, and how to identify structural isomers. a. Glucose and Mannose b. Galactose and Fructose c. Ribulose and Xylulose d. ribose and glucosearrow_forward
- A sphingoglycolipid has a "head and two tails" structure. Classify each of the following components of a sphingoglycolipid as being part of its "head" or part of its "tails." a. Sphingosine b. Fatty acid c. Monosaccharide d. Oligosaccharidearrow_forwardMatch the chemical properties with the amino acid (note: the charges are not indicated on the charged amino acids) A. NH3+ - CH - COO- I (CH)2 I OH N,N - DimethyltryptamineAspartic acid B. NH3+ - CH - COO- I (CH)4 I NH2 Which one of each of these is: uncharged and polar charged and non-polar negatively charged and polar positively charged and polararrow_forwardRefer to the following titration curve below: 13 12 11 10 9 7 6 5 4 3 4 6 8 10 12 14 16 18 20 22 24 26 28 30 Volume of Titrant / mL - Unknown Acid 0.10 mol/L - titrant = NaOH 0.1 mol/L At ph 10.0, which form of histidine is most abundant? His2+ His- His° His+arrow_forward
- Describe the levels of structure of a protein and tell how they would be affected by: a. Hydrolysis with 6M HCl (breaks peptide bond)b. Heating with mercaptoethanol (breaks hydrogen bonds)arrow_forwardI was at the supermarket the other day shopping for groceries, and I picked up a box of Schtuck Margarine. On the front of the box, it listed “5% trans fats” and on the ingredient list it had “hydrogenated corn oil” listed as the main ingredient. If corn oil is a polyunsaturated vegetable oil with cis- double bonds (only), why is it hydrogenated, and where are the trans fats coming from? Additionally, what is the issue with trans- fats?arrow_forwardHemoglobin is a tetramer consisting of two a and two b chains. What level of protein structure is described in the above statement?arrow_forward
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