Human Biology: Concepts and Current Issues
7th Edition
ISBN: 9780321821652
Author: Michael D. Johnson
Publisher: Benjamin Cummings
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Textbook Question
Chapter 17, Problem 11TY
Which method of cloning is most similar to the way identical (monozygotic) twins are formed?
a. therapeutic cloning
b. embryo splitting
c. somatic cell nuclear transfer
d. production of undifferentiated cells from mature cells
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Which step follows the assembly of new DNA strands by DNA polymerase?
a.DNA ligase seals any gaps remaining between bases of new DNA.
b.Primers base-pair with the exposed single DNA strands.
c.Repair enzymes correct potential mutations in the DNA sequence.
d.Enzymes unwind and separate the two strands of DNA.
Answer the two parts of the question.
a) Explain what gene therapy involves.b) Discuss how gene therapy can be used to treat/cure or prevent a disease and include in your answer any current challenges associated with its use.
evaluate the safeguards used in research using genetic engineering.
Chapter 17 Solutions
Human Biology: Concepts and Current Issues
Ch. 17 - Do you think the potential benefits of therapeutic...Ch. 17 - Should research leading to human reproductive...Ch. 17 - Describe how DNA is replicated before cell...Ch. 17 -
2. Compare and contrast the processes of...Ch. 17 - Explain what mutations are and the role of DNA...Ch. 17 - Name the four phases of mitosis and describe...Ch. 17 -
5. Explain why only one large egg is formed...Ch. 17 - Describe what is meant by selective gene...Ch. 17 - Explain how factors present in the environment can...Ch. 17 - Describe how ribosomes contribute to the formation...
Ch. 17 - Prob. 9CRCh. 17 - Prob. 10CRCh. 17 - What would be the outcome if a cell completed...Ch. 17 - Prob. 2TYCh. 17 - Prob. 3TYCh. 17 - Prob. 4TYCh. 17 - Which of the following are listed in order from...Ch. 17 - Prob. 6TYCh. 17 - Which is likely to be the shortest chain of...Ch. 17 - How many different amino acids could be encoded if...Ch. 17 - Prob. 9TYCh. 17 - Why do cells within an organism differentiate,...Ch. 17 - Which method of cloning is most similar to the way...Ch. 17 - Prob. 12TYCh. 17 - Prob. 13TYCh. 17 - Prob. 14TYCh. 17 -
15. How does the production of sperm differ from...Ch. 17 - Prob. 1AWKCh. 17 - Prob. 2AWKCh. 17 - Prob. 3AWKCh. 17 - Prob. 4AWKCh. 17 - Mitochondria contain their own DNA that is...Ch. 17 - Bacteria can reproduce by simple cell division....
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- Which event leads to a diploid cell in a life cycle? a. meiosis b. fertilization c. alternation of generations d. mutationarrow_forwardWhich step follows the assembly of new DNA strands by DNA polymerase? A. Enzymes unwind and separate the two strands of DNA. B. Repair enzymes correct potential mutations in the DNA sequence. C. Primers base-pair with the exposed single DNA strands. D. DNA ligase seals any gaps remaining between bases of new DNA.arrow_forwardWhich technology for studying genes do researchers use to attempt to insert genes into the DNA of cancer patients to cause the immune system of the patient to kill cancer cells? a genetic screening b bioinformatics c gene therapy d proteomicsarrow_forward
- Which statement is true of reverse transcriptase? a. It is a nucleic acid. b. It infects cells. c. It transcribes RNA to make DNA. d. It is a lipid.arrow_forwardExplain how biotechnology companies get started. Include in your answer a description of how a startup company is registered as a business in Ghana.arrow_forwardWhich technique allows a researcher to change a single specific nucleotide in a gene sequence in vitro? a. The CRISPR-Cas9 system b. PCR-based random mutagenesis c. PCR-based site-specific mutagenesis d. RT-PCRarrow_forward
- (short answer) Imagine you’ve been offered a deal from a genomics company. You can get a free genome sequence – an analysis of all of your DNA that includes a report of your ancestry, traits and a medical profile. The medical profile tells you about diseases for which you have a low risk of getting, and also those you have a high risk of getting. Are you interested? Why or why not?arrow_forwardWrite a short essay that explains how recombinant DNA techniques were used to identify and study genes compared to how modern genomic techniques have revolutionized the cloning and analysis of genes.arrow_forwardWhich is an application of genetic engineeringarrow_forward
- Short Answer: What are environmental effects in genes?arrow_forwardWhich statement is true of viroids? a. They are single-stranded RNA particles. b. They reproduce only outside of the cell. c. They produce proteins. d. They affect both plants and animalsarrow_forwarda. Describe the ingredients of a PCR reaction. b. List the different temperatures used in each cycle and tell why each is used.arrow_forward
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