Which of the following is a technique used to analyze the expression of genes in an organism.
a) PCR
b) Gel electrophoresis
c) Microarray analysis
d) Southern blotting
Answer: c) Microarray analysis
Which of the following is a potential benefit of using biotechnology in medicine.
a) Creation of drugs that target specific genetic disorders
b) Modification of human genes to produce more adrenaline
c) Development of more colorful pills
d) None of the above
Answer: a) Creation of drugs that target specific genetic disorders
Which of the following is a potential application of biotechnology in environmental science.
a) Development of microbes that can degrade pollutants
b) Creation of more colorful flowers
c) Modification of soil genes to produce more carbon dioxide
d) None of the above
Answer: a) Development of microbes that can degrade pollutants
Which of the following is a technique used to analyze the genetic makeup of an organism.
a) PCR
b) Gel electrophoresis
c) DNA sequencing
d) Southern blotting
Answer: c) DNA sequencing
Which of the following is a potential application of biotechnology in animal agriculture.
a) Developing animals that produce less methane
b) Modifying animal genes to produce human insulin
c) Creating animals with more colorful feathers
d) All of the above
Answer: a) Developing animals that produce less methane
Which of the following is a potential risk associated with genetically modified crops.
a) Increased use of synthetic fertilizers and pesticides
b) Transfer of modified genes to wild relatives
c) Lower nutritional content compared to non-modified crops
d) None of the above
Answer: b) Transfer of modified genes to wild relatives
Which of the following is a technique used to produce multiple copies of a specific DNA sequence in a laboratory setting.
a) PCR
b) Gel electrophoresis
c) Western blotting
d) Southern blotting
Answer: a) PCR
Which of the following is an example of a genetically modified organism (GMO) that has been approved for commercial use in the United States.
a) Flavr Savr tomato
b) Arctic apple
c) AquAdvantage salmon
d) All of the above
Answer: d) All of the above
Which of the following is a potential benefit of using genetically modified crops in agriculture.
a) Increased resistance to drought and other environmental stressors
b) Reduced use of synthetic fertilizers and pesticides
c) Improved crop quality and nutritional content
d) All of the above
Answer: d) All of the above
Which of the following is a technique used in genetic engineering to introduce new genes into an organism.
a) PCR
b) CRISPR
c) Gel electrophoresis
d) Western blotting
Answer: b) CRISPR
