Human Anatomy & Physiology (2nd Edition)
2nd Edition
ISBN: 9780134553511
Author: Erin C. Amerman
Publisher: PEARSON
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Textbook Question
Chapter 2, Problem 19CYR
Mark the following properties as belonging to either DNA or RNA.
a. Contains the
b. Found only in the nucleus of the cell
c. Can move in and out of the cell’s nucleus
d. Contains two strands of nucleotides linked by hydrogen bonds
e. Contains the code for every protein in the body
f. Contains the sugar ribose
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DNA ultimately contains the instructions for the assembly of:a. proteinsb. polysaccharidesc. triglyceridesd. nucleotides
Which of the following is NOT a function of proteins?
A. movement of muscles
B. provide structural components
stores the genetic information of a living organism
C. catalyze reactions in the cells
D. transport substances through the bloodstream
Proteins are the dominant structural and functional molecules in a cell.
Which one of the following statements about proteins is NOT correct?
A.
The native conformation of a protein is usually arrived at very quickly after synthesis.
B.
Hydrogen bonding is the only type of bonding that gives rise to secondary structure.
C.
Urea denatures proteins by disrupting the interactions among non-polar (hydrophobic) amino acids
D.
Most proteins consist of a single polypeptide and thus do not have quaternary structure.
Chapter 2 Solutions
Human Anatomy & Physiology (2nd Edition)
Ch. 2.1 - What are atoms?Ch. 2.1 - How do the three types of subatomic particles...Ch. 2.1 - What is an element?Ch. 2.1 - 4. How are elements arranged in the periodic...Ch. 2.1 - What are isotopes?Ch. 2.2 - What is a mixture?Ch. 2.2 - 2. How do the three types of mixtures differ?
Ch. 2.2 - Prob. 3QCCh. 2.2 - What is an ionic bond?Ch. 2.2 - 5. How is an ionic bond formed?
Ch. 2.2 - 6. How do polar and nonpolar covalent bonds...Ch. 2.2 - What are hydrogen bonds? Between which types of...Ch. 2.3 - Prob. 1QCCh. 2.3 - What are the differences between the three types...Ch. 2.3 - How do endergonic and exergonic reactions differ?Ch. 2.3 - 4. What are the differences between the three main...Ch. 2.3 - What factors can influence the rate of a chemical...Ch. 2.3 - 6. What is an enzyme, and what is its function?
Ch. 2.4 - What four properties of water make it a good...Ch. 2.4 - 2. Which molecules or compounds are likely to be...Ch. 2.4 - What are acids and bases?Ch. 2.4 - What is the pH scale? Which pH values are...Ch. 2.4 - What is the effect of a buffer on a solution?Ch. 2.4 - What is a salt?Ch. 2.4 - 7. What does an electrolyte do in a solution?
Ch. 2.5 - 1. How do polymers and monomers differ?
Ch. 2.5 - 2. How do monosaccharides, disaccharides, and...Ch. 2.5 - How are two monosaccharides linked to form a...Ch. 2.5 - Prob. 4QCCh. 2.5 - 5. How do phospholipids and triglycerides differ?
Ch. 2.5 - What are steroids?Ch. 2.5 - Prob. 7QCCh. 2.5 - How are amino acids linked to form peptides and...Ch. 2.5 - 9. What are the four levels of structural...Ch. 2.5 - 10. What are the components and roles of ATP?
Ch. 2.5 - 11. How do DNA and RNA differ?
Ch. 2 - Prob. 1CYRCh. 2 - Fill in the blanks: Isotopes are atoms with the...Ch. 2 - 3. Which of the following statements correctly...Ch. 2 - 4. Explain the difference between an ionic and a...Ch. 2 - Identify each of the following molecules or...Ch. 2 - What are hydrogen bonds, and how do they form?Ch. 2 - Prob. 7CYRCh. 2 - Prob. 8CYRCh. 2 - Which of the following would not result in an...Ch. 2 - 10. An enzyme is a:
a. biological catalyst that...Ch. 2 - Prob. 11CYRCh. 2 - With respect to their solubility in water,...Ch. 2 - Mark the following statements as true or false. If...Ch. 2 - A salt is: a. a metal cation bonded to a nonmetal...Ch. 2 - 15. Compare and contrast the structures of...Ch. 2 - 16. Mark the following statements as true or...Ch. 2 - 17. Why is it important for a protein to maintain...Ch. 2 - Which of the following is not part of a...Ch. 2 - 19. Mark the following properties as belonging to...Ch. 2 - Which of the following statements is/are true...Ch. 2 - 1. In certain types of radioactive decay, the...Ch. 2 - Considering that water is a main component of the...Ch. 2 - 3. Explain why monosaccharides are polar and fatty...Ch. 2 - 1. The polysaccharide cellulose is not digestible...Ch. 2 - Some claim that the pH of your blood can be...Ch. 2 - Prob. 3AYKACh. 2 - Prob. 4AYKB
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- Correctly match each item below to the corresponding nucleic acid(s). 1. Contains Deoxyribose Sugar 2. Contains phosphate groups 3. May contain Uracil 4. Found in the cell nucleus 5. Contains phosphodiester bonds 6. Only contains purines A. DNA B. RNA C. BOTH DNA & RNA D. NEITHER DNA or RNAarrow_forwardIn protein synthesis, adenine pairs with ________________________, and guanine pairs with ________________________. Multiple Choice uracil; cytosine adenine; guanine None of the answer choices are correct. thymine; cytosine thymine; uracilarrow_forwardWhich of the following describes a purpose of the glycosylation of proteins? A. Glycosylation tags a protein for destruction within a cell. B. Glycosylation is a process that causes cells to import new proteins from the extracellular space. C. Glycosylation indicates where a protein belongs within a cell. D. Glycosylation is the process of bonding amino acids to each other to build a protein.arrow_forward
- The function of proteins is limited to one or two tasks. Proteins play multiple roles in living things. Match the functions of proteins to their corresponding descriptions. 1. signaling proteins 2. structural proteins 3. sensory proteins 4. regulatory proteins 5. motor proteins a. help cells move throughout the body b. turn genes on and off c. involved in cellular communication d. can detect light, heat, and sound e. proteins that help strengthen cells, tissues, and organsarrow_forwardDefine the following terms: a. sugar code b. lectin c. glycoform d. glycome e. microheterogeneityarrow_forwardWhich of the following is NOT found in RNA? A. thymine B. adenine C. uracil D. cytosine E. guaninearrow_forward
- __________ consists of nucleotides. a. Ribose b. RNA c. DNA d. b and carrow_forwardWhich of the following does cytosine pair with? a. guanine b. thymine c. adenine d. a pyrimidinearrow_forwardThe monomers that make up proteins are called_____. a. nucleotides b. disaccharides c. amino acids d. chaperonesarrow_forward
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