Human Heredity: Principles and Issues (MindTap Course List)
11th Edition
ISBN: 9781305251052
Author: Michael Cummings
Publisher: Cengage Learning
expand_more
expand_more
format_list_bulleted
Concept explainers
Question
Chapter 8, Problem 3QP
Summary Introduction
Introduction: Oswald Avery, Colin MacLeod, and Maclyn McCarty extracted purified chemical component of S cells. The extracted components were carbohydrates, proteins, fats, and
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
Which of the following is not one of the ways that Avery’s transforming principle resembles DNA?a. It migrates like DNA in a centrifuge.b. It is not destroyed by DNA-digesting enzymes.c. It migrates like DNA in an electric field.d. It is not destroyed by protein-digesting enzymes.
If Avery, MacLeod, and McCarty had found that samples of heat-killed bacteria treated with RNase and DNase transformed bacteria, but that samples treated with protease did not, what conclusion would they have drawn?
a. Protease carries out transformation.
b. RNA and DNA are the genetic materials.
c. Protein is the genetic material.
d. RNase and DNAse are necessary for transformation
Arrange the following steps in the sequence they would happen in a DNA cloning experiment.
a. sealing DNA fragments into vectors with DNA ligase;
b. utilizing a probe to detect a clone in the library;
c. sequencing the clone's DNA;
d. creating a DNA library of clones;
e. cutting genomic DNA with restriction enzymes.
A.
e,a,d,b,c
B.
a,d,b,c,e
C.
c,b,e,a,d
D.
e,d,a,c,b
Chapter 8 Solutions
Human Heredity: Principles and Issues (MindTap Course List)
Ch. 8.4 - Two genes associated with breast cancer, BRCA1 and...Ch. 8.4 - Prob. 2GRCh. 8 - What are Bruces options at this point? Bruce and...Ch. 8 - Should he reconsider and try chemotherapy instead?...Ch. 8 - Should he go ahead and enroll on the chance that...Ch. 8 - Until 1944, which cellular component was thought...Ch. 8 - Why do you think nucleic acids were originally not...Ch. 8 - Prob. 3QPCh. 8 - In the experiments of Aery, MacLeod, and McCarty,...Ch. 8 - Read the following experiment and interpret the...
Ch. 8 - Recently, scientists discovered that a rare...Ch. 8 - List the pyrimidine bases, the purine bases, and...Ch. 8 - In analyzing the base composition of a DNA sample,...Ch. 8 - The basic building blocks of nucleic acids are: a....Ch. 8 - Adenine is a: a. nucleoside b. purine c....Ch. 8 - Polynucleotide chains have a 5 and a 3 end. Which...Ch. 8 - DNA contains many hydrogen bonds. Are hydrogen...Ch. 8 - Prob. 13QPCh. 8 - State the properties of the WatsonCrick model of...Ch. 8 - Using Figures 8.7 and 8.9 as a guide, draw a...Ch. 8 - A beginning genetics student is attempting to...Ch. 8 - Chemical analysis shows that a nucleic acid sample...Ch. 8 - Prob. 18QPCh. 8 - RNA is ribonucleic acid, and DNA is...Ch. 8 - What is the function of DNA polymerase? a. It...Ch. 8 - Which of the following statements is not true...Ch. 8 - Make the complementary strand for the following...Ch. 8 - How does DNA replication occur in a precise manner...Ch. 8 - Nucleosomes are complexes of: a. RNA and DNA b....Ch. 8 - Discuss the levels of chromosomal organization...
Knowledge Booster
Learn more about
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
- Avery, MacLeod, and McCarty demonstrated that the transforming principle can be destroyed by DNase. Thus, DNA is the genetic material A. Both statements are correct B. Both statements are incorrect C. First statement is Correct, Second is Incorrect D. First statement is Incorrect, Second is Correctarrow_forwardResearchers are designing several experiments to test the ability of Salmonella bacteria to develop antibiotic resistance. A culture of Salmonella bacteria is exposed to the same concentrations (200 mg/L) of an antibiotic for four days. The table shows the number of isolated resistant bacteria over a four-day period. Which of the following statements best explains these results? A - The bacteria were not affected by the antibiotic. B - After being exposed to the antibiotic, the bacteria altered their DNA. C - A new species of bacteria emerged after the antibiotics were introduced. D - Random mutations led some bacteria to be resistant and, over time, they increased in the population.arrow_forwardWhich statement is true? a. There is no danger involved in recombinant DNA research in humans. b. Stringent safety rules make the use of recombinant DNA research impossible. c. There is no danger in releasing recombinant organisms into the environment. d. Stringent safety rules make the use of recombinant DNA research possible. e. There is no danger involved in recombinant DNA research in bacteria.arrow_forward
- Which of the following inspired Avery and his colleagues to perform the experiments demonstrating that the transforming factor in bacteria is DNA? (a) that A is equal to T and that G is equal to C (b) Watson and Crick’s model of DNA structure (c) Meselson and Stahl’s studies on DNA replication in E. coli (d) Griffith’s experiments on smooth and rough strains of pneumococci (e) Hershey and Chase’s experiments on the reproduction of bacteriophagesarrow_forwardGriffith discovered a “transforming factor” in bacteria that conveyed infectiousness in 1928. In 1944, Avery, MacLeod and McCarty showed that the transforming factor is DNA A. Both statements are correct B. Both statements are incorrect C. First statements is correct. Second statement is incorrect D. First statements is incorrect. Second statement is correctarrow_forwardA student mixes some heat-killed type IIS Streptococcus pneumoniae bacteria with live type IIR bacteria and injects the mixture into a mouse. The mouse develops pneumonia and dies. The student recovers some type IIS bacteria from the dead mouse. If this is the only experiment conducted by the student, has the student demonstrated that transformation has taken place? What other explanations might explain the presence of the type IIS bacteria in the dead mouse?arrow_forward
- Why is DNA ligase so important in recombinant DNA technology? a.) It causes DNA to make multiple copies of itself. b.) It joins two DNA fragments together. c.) It shapes bacterial DNA into a circular plasmid. d.) It cuts DNA into restriction fragments.arrow_forwardE. coli would be a good model organism for which of the following processes? a) DNA replication b) how mitochondria get distributed to daughter cells during cell division c) how cells decode their genetic instructions to make proteins (translation) d) a and c e) a, b and carrow_forwardWhy is it important to use a hyperthermophilic DNA polymerase in PCR? a) Because only hyperthermophiles have DNA polymerases. b) Because hyperthermophilic DNA polymerase is able to resist the saline reaction conditions. c) Because hyperthermophilic DNA polymerase is faster than other polymerases. d) Because hyperthermophilic DNA polymerase is able to resist denaturation at 95℃.arrow_forward
- Beadle and Tatum a-showed that DNA was genetic material b-established that there was a relationship between genes and enzymes c-worked with e coli d- none of the abovearrow_forwardThe first publications describing the successful production and intracellular replication of recombinant DNA appeared in the early 1970’s. Since then, there is a long list of breakthroughs achieved by recombinant DNA technology. But which one of the following are NOT on that list? Select more than one answer ifneeded. a) Recombinant Factor VIII protein for the treatment of hemophiliacs b) Positional cloning of over 100 human disease genes c) Bacteria producing human insulin for the treatment of diabetic patients d) Reproductive cloning of over a dozen humansarrow_forwardWhen a bacterium takes up naked DNA from the external environment and incorporates it into its genome , thereby gaining new characteristics this is called______? maybe transformation??arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- Human Heredity: Principles and Issues (MindTap Co...BiologyISBN:9781305251052Author:Michael CummingsPublisher:Cengage Learning
Human Heredity: Principles and Issues (MindTap Co...
Biology
ISBN:9781305251052
Author:Michael Cummings
Publisher:Cengage Learning
genetic recombination strategies of bacteria CONJUGATION, TRANSDUCTION AND TRANSFORMATION; Author: Scientist Cindy;https://www.youtube.com/watch?v=_Va8FZJEl9A;License: Standard youtube license