Biology > QUESTIONS & ANSWERS > Ashworth College BIOLOGY, S SC160 Quiz 5. Attempt Score: 95 / 100 - 95 % (All)
Ashworth College BIOLOGY, S SC160 Quiz 5. Question 1 5 / 5 points A vaccine works by stimulating the immune system to develop lasting defenses Question options: True False Question 2 5 / 5 poi... nts To make restriction fragments, a DNA sample is treated with restriction enzymes. Question options: True False Question 3 5 / 5 points The goal of the Human Genome Project was to determine the nucleotide sequence of all of the DNA in the human genome Question options: True False Question 4 5 / 5 points Restriction enzymes are obtained from ________. Question options: A) archaea B) eukaryotes C) viruses D) bacteria View Feedback This is feedback for option 4 Question 5 5 / 5 points Gel electrophoresis separates DNA fragments on the basis of differences in their A:C ratio. Question options: True False Question 6 5 / 5 points Genetically modifying human eggs and sperms may directly affect future generations. Question options: True False Question 7 5 / 5 points What can act as a vector to introduce new genes into a cell? Question options: A) primers B) ligase C) restriction enzymes D) plasmids View Feedback This is feedback for option 4 Question 8 5 / 5 points Restriction enzymes are obtained from eukaryotes. Question options: True False Question 9 5 / 5 points What evidence led to the confirmation that Albert DeSalvo was the Boston Strangler? Question options: A) an analysis of blood types from the crime scene B) an analysis of fingerprints from the crime scene C) an analysis of DNA from the crime scene D) an analysis of witness testimony from the crime scene View Feedback This is feedback for option 3 Question 10 5 / 5 points TranSTR analysis is a DNA profiling technique that makes use of the fact that different people have different numbers of repeats of short DNA sequences at certain sites in the genomeslation converts the information stored in __DNA______ to ___RNA_____. Question options: True False Question 11 5 / 5 points You are attempting to link an individual to a crime. The only evidence you have is a tiny drop of blood. How can you use this drop of blood to definitively make the association? Question options: A) You can use the sample to determine the individual's blood type. B) You can use gel electrophoresis to determine the length of the DNA found in the sample. C) You can use PCR to increase the amount of DNA available for STR analysis. View Feedback This is feedback for option 3 Question 12 5 / 5 points Which enzyme is used to bind DNA fragments together? Question options: A) restriction enzyme B) lysozyme C) DNA ligase D) DNA polymerase View Feedback This is feedback for option 3 Question 13 5 / 5 points What is the best definition for recombinant DNA? Question options: A) a type of nucleic acid that includes both RNA and DNA strands B) DNA that includes nucleotides from two different sources C) an alternate form of DNA that is the product of a mutation View Feedback This is feedback for option 2 Question 14 5 / 5 points What is the definition of a genetically modified organism? Question options: A) an organism carrying a gene that was acquired by artificial means B) an organism in which a particular mutation has appeared for the first time C) a cloned organism carrying two different alleles View Feedback This is feedback for option 1 Question 15 5 / 5 points What is the definition of a "transgenic organism?" Question options: A) an organism that is the first of its kind to show a particular phenotype B) an organism in which a genetic defect has been corrected using gene therapy C) an organism containing a gene from another species View Feedback This is feedback for option 3 Question 16 5 / 5 points What is the definition of a genetically modified organism? Question options: A) an organism carrying a gene that was acquired by artificial means B) an organism in which a particular mutation has appeared for the first time C) a cloned organism carrying two different alleles View Feedback This is feedback for option 1 Question 17 5 / 5 points The definition of a genetically modified organism is an organism carrying a gene that was acquired by artificial means. Question options: True False Question 18 0 / 5 points DNA Polymerase is the enzyme used to bind DNA fragments together. Question options: True False Question 19 5 / 5 points To make restriction fragments, a DNA sample is treated with restriction enzymes Question options: True False Question 20 5 / 5 points The process of making multiple copies of a gene by inserting it into a host genome and culturing the host is an example of ________. Question options: A) gene cloning B) PCR C) STR analysis D) whole-genome shotgun method View Feedback This is feedback for option 1 [Show More]
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