BIOLOGY
12th Edition
ISBN: 9781264839698
Author: Raven
Publisher: MCG CUSTOM
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Textbook Question
Chapter 19, Problem 2A
The process of reproductive cloning
a. shows that nuclear reprogramming is possible.
b. is very efficient in mammals.
c. always produces adult animals that are identical to the donor.
d. Both a and b are correct.
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Why is the discovery of induced pluripotent stem cells important to the advancement of science and cloning?
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oner
a. Can use in place of embryonic stem cells
b. aids in nuclear transfer
c. can use instead of red blood cells
d. was the first successful cloning of a human
Unusually high levels of Mdr1 provide stem cells with
a. Nutrients needed
b. Protection of their genomes from mutagenic agents
c. Apoptotic factors
d. Ability to differentiate
The Ames testa. provides a way to determine if any type of cell has experienced amutation.b. provides a way to determine if an agent is a mutagen.c. allows researchers to experimentally disrupt gene activity by causinga mutation in a specific gene.d. provides a way to repair mutations in bacterial cells.e. does all of the above.
Chapter 19 Solutions
BIOLOGY
Ch. 19.1 - Prob. 1LOCh. 19.2 - Prob. 1LOCh. 19.2 - Prob. 2LOCh. 19.2 - Distinguish differences in cell division between...Ch. 19.3 - Prob. 1LOCh. 19.3 - Prob. 2LOCh. 19.3 - Prob. 3LOCh. 19.4 - Prob. 1LOCh. 19.4 - Prob. 2LOCh. 19.5 - Prob. 1LO
Ch. 19.5 - Describe D/V axis formation in Drosophila.Ch. 19.6 - Prob. 1LOCh. 19.6 - Prob. 2LOCh. 19.6 - Prob. 3LOCh. 19.7 - Prob. 1LOCh. 19.7 - Prob. 2LOCh. 19.7 - Prob. 3LOCh. 19 - What type of cells would develop if you injected...Ch. 19 - The sheep used for the donor nucleus had a...Ch. 19 - During development, cells become a. differentiated...Ch. 19 - Prob. 2UCh. 19 - Prob. 3UCh. 19 - Prob. 4UCh. 19 - Plant meristems a. are only present during...Ch. 19 - Prob. 6UCh. 19 - The process of nuclear reprogramming a. is a...Ch. 19 - What is the common theme in cell determination by...Ch. 19 - The process of reproductive cloning a. shows that...Ch. 19 - Prob. 3ACh. 19 - Prob. 4ACh. 19 - The genes that encode the morphogen gradients in...Ch. 19 - What would be the likely result of a mutation of...Ch. 19 - MADS-box, and Hox genes are a. found only in...Ch. 19 - The fate map for C. elegans (refer to figure 19.3)...Ch. 19 - Prob. 2SCh. 19 - You have generated a set of mutant embryonic mouse...Ch. 19 - Assume you have the factors in hand necessary to...
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- Which of the following is true of reverse transcriptase?a. It is required for the movement of DNA transposons.b. It catalyzes the synthesis of DNA from RNA.c. It is required for the transposition of retrotransposons.d. b and c are correct.arrow_forwardIn a recent study, scientists used gene editing to treat both sickle cell disease and beta-thalassemia. How did they do this? O A. They suppressed the production of fetal hemoglobin. B. They inhibited transcription of BCL11A. O C. They suppressed the production of the abnormal adult hemoglobin. D. They inhibited transcription of the gamma-globin gene.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
- With regard to human cancer cells, which of the following statements is true? A. Cancer cells within one tumor usually do not share common mutations B. Cancer cells generally have lost the ability to divide C. Oncogenes are non-human genes not related to normal genes in the human genome D. Mutations in DNA repair genes result in an increased chance of getting cancer.arrow_forwardA. What is the pathogen that is attacking bananas today?b. Why is this especially problematic in Africa? C. Why do we expect to lose the war with this pathogen?d. What is random mutagenesis?arrow_forwardInduced mutations A. are a random change in the DNA arising from errors in replications B. are a result of exposure to a mutagen C. always have a positive effect on the organism D. always have a negative effect on the organismarrow_forward
- In general, all mutations can be considered harmful, because most genetic systems are already optimized to work correctly and efficiently. A. True b. False; mutations are considered harmful only if they have a direct effect on the ability of cells to synthesize DNA c. False; some mutations are harmful, and some are considered beneficialarrow_forwardIn the reproductive cloning of an animal, the genome of the cloned individual comes from ________ a. a sperm cell b. an egg cell c. any gamete cell d. a body cellarrow_forwardA geneticist interested in immune function induces random mutations in a number of specific genes in mice and then determines which of the resulting mutant mice have impaired immune function. This procedure is an example of a. forward genetics. b. reverse genetics. c. both forward and reverse genetics. d. neither forward nor reverse geneticsarrow_forward
- When a cloned gene is inserted into a noncritical site in themouse genome by homologous recombination, the result isa. gene addition. c. gene knockout.b. gene modification. d. both a and b.arrow_forwardA. In what year was the National Bioethics Advisory Council formed? B. The first mammal clone to be produced from an adult (somatic cell)?arrow_forwardRegarding the PCR technique, what is false?a. It can produce multiple copies of DNA.b. It is the same as DNA fingerprinting.c. It is not a time-consuming process.d. It cannot successfully copy whole genesarrow_forward
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