Study Guide for Campbell Biology
11th Edition
ISBN: 9780134443775
Author: Lisa A. Urry, Michael L. Cain, Steven A. Wasserman, Peter V. Minorsky, Jane B. Reece, Martha R. Taylor, Michael A. Pollock
Publisher: PEARSON
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Textbook Question
Chapter 4, Problem 7TYK
Which statement is not true about structural isomers?
- a. They have the same molecular formula but different chemical properties.
- b. Their atoms and bonds are arranged in different sequences.
- c. They are a result of restricted movement around a carbon double bond.
- d. Their possible numbers increase as carbon skeletons increase in size.
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Students have asked these similar questions
How is the structure of saturated fats different from that of unsaturated fats?
A. All of the carbons in the hydrocarbon tails of saturated fats are bonded to one another with double bonds.
B. Saturated fats have three hydrocarbon tails bonded to the glycerol molecule instead of just two.
C. The hydrocarbon tails in a saturated fat have the maximum number of hydrogens possible.
D. Saturated fats have no oxygens present.
What are the primary functions of carbohydrates in cells?
A. Energy storage, cell identity, structure, and building blocks for synthesis.
B. Catalysis, structure, and energy storage.
C. Different orientation of a hydroxyl in the ring form.
D. Different position of the carbonyl group in the linear form.
A positive test for starch would give the following colors:
A. Dark blue, black, or purple
B. Red, yellow, orange-red, green
C. Bright Purple
D. Purely Blue
Which bonds are planar (cannot rotate) in a polypeptide backbone?
A. Ca-C bonds
B. C-N bonds
C. N-Cabonds
D. Ca-Ca bonds
Which statement accurately describes structure A in the figure above?
B. H
A. Н
c=0
H-C-ОН
НО-С-Н
с-он
H-C-ОН
CH₂OH
=O
НО-С-н
НО-С-Н
H-C-OH
Н+С-ОН
CH₂OH
с.
CH2OH
c=0
НО-С-Н
H-C-OH
H- C-OH
CH₂OH
D.
COOH
I
H-C-OH
HO-C-H
но-с-н
H-C-OH
CH₂OH
It is L-glucose because the hydroxyl group of C2 is pointing to the right
It is L-mannose because the hydroxyl group of C2 is pointing to the right
It is D-glucose because the hydroxyl group of C5 is pointing to the right
It is D-mannose because the hydroxyl group of C5 is pointing to the right
Chapter 4 Solutions
Study Guide for Campbell Biology
Ch. 4 - How did Millers classic experiment relate to the...Ch. 4 - Define structural isomers, cis-trans isomers, and...Ch. 4 - Practice recognizing the functional groups by...Ch. 4 - Construct a concept map that illustrates your...Ch. 4 - Fill in the following table to review the...Ch. 4 - Carbons valence of four most directly results from...Ch. 4 - Prob. 2TYKCh. 4 - Hydrocarbons are not soluble in water because a....Ch. 4 - Prob. 4TYKCh. 4 - Which of the following is not true of an...
Ch. 4 - Enantiomers are a. molecules that are mirror...Ch. 4 - Which statement is not true about structural...Ch. 4 - Prob. 8TYKCh. 4 - The orbitals of a carbon atom form a(n) a....Ch. 4 - The following ribose molecule contains how many...Ch. 4 - Cis-trans isomers require a. highly polar...Ch. 4 - The chemical group that can cause an organic...Ch. 4 - The chemical group that confers acidic properties...Ch. 4 - Structural isomersCh. 4 - Prob. 2TYKMCh. 4 - can have enantiomersCh. 4 - carboxylic acidCh. 4 - can make cross-link in proteinCh. 4 - hydrophilicCh. 4 - hydrocarbonCh. 4 - amino acidCh. 4 - organic phosphateCh. 4 - aldehydeCh. 4 - amineCh. 4 - ketone
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- Sphingolipids differ from phosphoglycerides because?A. sphingolipids never have the phosphodiester linkage found in phosphoglycerides.B. sphingolipids utilize sphingosine to replace the glycerol backbone and one of the two fatty acyl tail found in phosphoglycerides.C. sphingolipids are the only lipids in lipids rafts.D. sphingolipids never contain sugar groups.arrow_forwardWhat structural feature makes possible the role of cellulose in biological systems? A. Cellulose polymers are linear molecules that form strong crystalline fibers. B. Cellulose fibers contain amorphous regions that can accommodate a large amount of water C. Cellulose have B-1,4 linkages which cannot be hydrolyzed by animal enzymes. D. Both A and B E. All of these.arrow_forwardUse the drawing to answer the following: a. Label the bases as A, c, G, or T b. Draw in the Hydrogen bonds c. Circle one Glycosidic bond d. Star one Phosphodiester linkagearrow_forward
- What is the chemical mechanism by which cells make polymers from monomers? A. Phosphodiester linkages B. Hydrolysis C. Ionic bonding D. Dehydration reactionarrow_forwardThe main difference between a glycerophospholipid and a sphingophospholipid is which component? A. backbone B. phosphate group C. acyl grouparrow_forwardWhich of the following statements is true about Chitin ? a. short, branching chains of nitrogen-containing sugar monomers are linked by hydrogen bonds b. found in the nucleus of fungi and inner skeletons of insects, spiders, and shrimp c. weak, translucent, and stiff structural material d. polysaccharide similar to cellulosearrow_forward
- A carbon atom contains six protons and six neutrons.A. What are its atomic number and atomic weight?B. How many electrons does it have?C. How many additional electrons must it add to fill its outermost shell? How does this affect carbon’s chemical behavior?D. Carbon with an atomic weight of 14 is radioactive. How does it differ in structure from nonradioactive carbon? How does this difference affect its chemical behavior?arrow_forwardWhich bond in a polypeptide backbone does not freely rotate? a. The bond between CO and NH b. The bond between C-alpha and NH c. The bond between C-alpha and CO d. The bond between C-alpha and C-beta c. d.arrow_forwardChoose the combination of answers that most accurately completes the statement. The base pairs are held together primarily by a. covalent bonds c. ionic bonds b. hydrogen bonds d. gyrasesarrow_forward
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