BIOLOGY
12th Edition
ISBN: 9781260169614
Author: Raven
Publisher: RENT MCG
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Textbook Question
Chapter 1, Problem 6U
The molecule DNA is important to biological systems because
a. it can be replicated.
b. it encodes the information for making a new individual.
c. it forms a complex, double-helical structure.
d.
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Students have asked these similar questions
Which of the following describes sequencing by synthesis?
A. Large sections of DNA are inserted into a plasmid.
B. DNA sequence is recorded as the complementary strand is built.
C. Many copies of the DNA are made, each terminating at a specific nucleotide.
D. A DNA strand is forced through a pore and its sequence synthesized as it passes through.
Genetic information flows in one direction. Which of the following exceptions can actually occur?
a.
DNA to Protein
b.
RNA to DNA
c.
Protein to DNA
d.
Protein to RNA
Which of the following statements accurately describes the process of DNA
replication?
A. The two strands of DNA separate, and a single new strand is synthesized using
the existing strand as a template.
B. The two strands of DNA separate and serves as a template, and the daughter
molecule will have a mix of an old and new strand.
C. The two strands of DNA separate and serves as a template, and the daughter
molecule will have one old strand and one new strand.
D. The two strands of DNA separate, and each strand serves as a template for the
synthesis of multiple new complementary strands.
Chapter 1 Solutions
BIOLOGY
Ch. 1.1 - Compare biology to other natural sciences.Ch. 1.1 - Prob. 2LOCh. 1.1 - Prob. 3LOCh. 1.2 - Compare the different types of reasoning used by...Ch. 1.2 - Demonstrate how to formulate and test a...Ch. 1.3 - Examine Darwins theory of evolution by natural...Ch. 1.3 - Describe the evidence that supports the theory of...Ch. 1.4 - Discuss the core concepts that underlie the study...Ch. 1 - Data analysis What is the effect of reducing the...Ch. 1 - Inquiry question Might this effect be achieved...
Ch. 1 - Prob. 2IQCh. 1 - Prob. 1UCh. 1 - Prob. 2UCh. 1 - A hypothesis in biology is best described as a. a...Ch. 1 - Prob. 4UCh. 1 - The cell theory states that a. cells are small. b....Ch. 1 - The molecule DNA is important to biological...Ch. 1 - The organization of living systems is a. linear...Ch. 1 - The idea of evolution a. was original to Darwin....Ch. 1 - What is the significance of Pasteurs experiment to...Ch. 1 - Which of the following is NOT an example of...Ch. 1 - How is the process of natural selection different...Ch. 1 - If you found a fossil for a modem organism next to...Ch. 1 - The theory of evolution by natural selection is a...Ch. 1 - In which domain of life would you find only...Ch. 1 - Evolutionary conservation occurs when a...Ch. 1 - Exobiology is the study of life on other planets....Ch. 1 - The classic experiment by Pasteur (figure 1.4)...
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- Which of the following statements best describes DNA and RNA? a. Both are found in chromosomes b. DNA is found in chromosomes, RNA is not. c. RNA is found in chromosomes, DNA is not. d. neither is found in chromosomesarrow_forwardA promoter is ______. a. a specific sequence of DNA nucleotides b. a specific sequence of RNA nucleotides c. a protein that binds to DNA d. an enzyme that synthesizes RNAarrow_forwardWhich of the following statements about nucleic acids is not correct? Select one: A. In DNA the distance between the strands of the double helix is relatively constant. B. The growing DNA polymer is synthesized in the 5' to 3' direction. C. The enzymes that catalyze DNA synthesis are known as DNA polymerases. D. RNA strands are synthesized in the 3' to 5' direction. E. Unlike DNA, RNA is easily cleaved because the 2'-OH group of the ribose is a nucleophile that catalyzes hydrolysis of the strand.arrow_forward
- In a DNA molecule, Select one: A. The nucleotides are covalently bonded to one another. B. The bases are hydrogen-bonded to the sugars. C. The bases are covalently bonded to one another. D. The nucleotides are hydrogen-bonded to one anotherarrow_forwardWhich of the following schemes for molecular information flow never occurs in cellular life forms? a. DNA to rRNA b. mRNA to protein c. DNA to tRNA d. DNA to mRNA e. RNA to DNAarrow_forwardUse the following information to answer the next question In the early part of the last century , biologists thought that proteins might be the camers of genetic information. It is now known that DNA is the genetic molecule in living organisms and that RNA cames genetic information in some viruses. Proteins are not suitable to be the genetic molecules within cells because they A.) are large organic compounds B.) are composed of building blocks called amino acids C.) do not replicate themselves D.) catalyze biochemical reactionsarrow_forward
- 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.arrow_forwardA.) DNA encodes for the cell genome and is therefore a permanent copy to have a functioning cell. B.)Different changes to the structure of messenger RNA can cause mutations and genomic instability which could lead to abnormal cells in the body. a. Statement A is correct b. Statement B is correct c. Both A and B are correct d. Both A and B are incorrectarrow_forwardRefer to Figure 2 and compare this with the DNA model in Figure 1. a. In what ways are they similar? b. In what ways are they different? c. What is the biological significance of such differences? Why is the DNA referred to as the genetic material?arrow_forward
- The antiparallel nature of DNA refers to a. its charged phosphate groups. b. the pairing of bases on one strand with bases on the other strand. c. the formation of hydrogen bonds between bases from opposite strands. d. the opposite direction of the two strands of nucleotides.arrow_forwardWhich of the following sequences is correct? a. Nucleotides → gene →DNA → Chromosome b. DNA → Chromosomes → Gene → genome c.Nucleotide → DNA → gene → Chromosome d. Genome → gene → DNA → nucleotidearrow_forwardThe phosphodiester bond in DNA links: a. The 2’ carbon of the ribose to the 3’ carbon of the subsequent ribose. b. The 3’ carbon of the ribose to the 5’ carbon of the subsequent ribose. c. The 3’ carbon of the ribose to the 2’ carbon of the subsequent ribose. d. The 2’ carbon of the ribose to the 5’ carbon of the subsequent ribose. e. The 1’ carbon of the ribose to the 5’ carbon of the subsequent ribose.arrow_forward
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