EP BIOLOGY TODAY+TOMORROW W/O PHYSIO.
5th Edition
ISBN: 9781305583856
Author: STARR
Publisher: CENGAGE L
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Chapter 2, Problem 13SQ
Summary Introduction
Deoxyribonucleic acid (DNA) is the organic substance that contains genetic heritable information that passes from one generation to the next generation. There are six major forms of DNA, namely A form, B form, C form, D form, Z form, and P form. The B form of DNA is the common form present in human beings.
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Students have asked these similar questions
The type of bonds between the nucleotide bases of the two strands of DNA are a.polar covalent bonds. b.nonpolar covalent bonds. c.hydrogen bonds. d.ionic bonds.
In a DNA molecule,
Select one:
A. The nucleotides are hydrogen-bonded to one another
B. The bases are covalently bonded to one another.
C. The bases are hydrogen-bonded to the sugars.
D. The nucleotides are covalently bonded to one another.
The backbone of DNA molecule is made of?
a.
nucleotides
b.
alternating phosphates and bases
c.
alternating bases and sugars
d.
alternating sugar and phosphate molecules
Chapter 2 Solutions
EP BIOLOGY TODAY+TOMORROW W/O PHYSIO.
Ch. 2 - A. The first shell corresponds to the first energy...Ch. 2 - B. A chlorine atom (Cl) becomes a negatively...Ch. 2 - Figure 2.12 A pH scale. Here, red dots signify...Ch. 2 - Figure 2.17 Fatty acids. Double bonds in the tails...Ch. 2 - Effects of Dietary Fats on Lipoprotein Levels...Ch. 2 - Effects of Dietary Fats on Lipoprotein Levels...Ch. 2 - Effects of Dietary Fats on Lipoprotein Levels...Ch. 2 - Prob. 1SQCh. 2 - Which element has only one proton?Ch. 2 - The mutual attraction of opposite charges holds...
Ch. 2 - A salt does not release __________ in water. a....Ch. 2 - A(n) _______ substance repels water. a. acidic b....Ch. 2 - When dissolved in water, a(n) _____ donates H+ and...Ch. 2 - _________ is a monosaccharide. a. Glucose b....Ch. 2 - Unlike saturated fatty acids, the tails of...Ch. 2 - Which of the following is a class of molecules...Ch. 2 - Prob. 10SQCh. 2 - Prob. 11SQCh. 2 - Prob. 12SQCh. 2 - Prob. 13SQCh. 2 - Match the molecules with the best description.Ch. 2 - Match each molecule with its component(s).Ch. 2 - Alchemists were the forerunners of modern-day...Ch. 2 - Prob. 2CTCh. 2 - Polonium is a rare element with 33 radioisotopes....Ch. 2 - In the following list, identify the carbohydrate,...
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- The monomers that make up proteins are called_____. a. nucleotides b. disaccharides c. amino acids d. chaperonesarrow_forwardWhich of the following characteristics does not describe DNA? a contains thymine b contains uracil c contains cytosine d stays in the nucleusarrow_forwardWhich statement about DNA bases is true? A. Adenine and guanine are purines. B. Thymine and adenine are pyrimidines. C. Guanine and cytosine are pyrimidines. D. Guanine and cytosine are purines. E. None are correctarrow_forward
- DNA is a hereditary molecule that is composed of a. deoxyribose, phosphate, and nitrogen bases b. deoxyribose, a pentose, and nucleic acids c. sugar, proteins, and thymine d. adenine, phosphate, and ribosearrow_forwardThe ends of amino acids are labeled differently than the ends of nucleic acids because a. amino acids do not have carbons. b. amino acids do not have sugars. c. amino acids do not have bases. d. amino acids do not have phosphate groups.arrow_forwardWhich of the following pertains to an RNA nucleotide and not to a DNA nucleotide? Select one: A. Contains the sugar ribose B. Contains a nitrogen-containing base C. Contains a phosphate molecule D. Becomes bonded to other nucleotides following a dehydration reactionarrow_forward
- What types of bonds form between 5' and 3' carbons on the same strand of DNA/RNA? which answer choice? a. Hydrogen bond b. Phosphodiester bond c. Peptide bond d. Ionic bondarrow_forwardIn a DNA nucleotide what is attached to the 2’ carbon? (a) phosphate group (b) nitrogenous base (c) OH group (d) H (e) methyl grouparrow_forwardWhat changes in a gene’a DNA would have the greatest or least effect on the amino acid sequence?arrow_forward
- The _____ A. Nucleic acid B. Protein C. Carbohydrate D. Lipid DNA is made up of monomers called _____? A. Amino acids B. Nucleotides C. Monosaccharidesarrow_forwardDNA is a polymer, which means it is made of repeating subunits called monomers. What are the monomers of DNA called?arrow_forwardDNA consists of ___________ polymers of DNA which are joined together by ___________________ bonds between the nitrogenous bases. Because there are two strands in DNA, and because they spiral around each other, we call DNA a ________________ helix molecule.arrow_forward
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