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Genetic Engineering and Plant-Based Products Quiz

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Genetic Engineering and Plant-Based Products Quiz

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Questions and Answers

How are DNA fragments inserted into plasmids or viral vectors?

Using a gene gun

Via heat shock treatment (correct)

Through biolistics

By electroporation

What is the purpose of Heat Shock in plasmid insertion?

To cool down the cells

To prevent DNA uptake

To increase antibiotic resistance

To expand membrane pores (correct)

What technique uses electric shock to introduce genes into mammalian cells?

Plasmid insertion

Biolistics

Electroporation (correct)

Heat Shock Treatment

Why do transformed cells survive in the presence of antibiotics?

They acquire new traits Signup and view all the answers

What is the function of a selection marker in inserted plasmid DNA?

To allow selection of transformants Signup and view all the answers

What type of plasmid allows only transformed cells to survive in the presence of antibiotics?

Plasmid with an antibiotic resistance gene Signup and view all the answers

What is the primary purpose of genetic engineering?

To introduce new traits into an organism Signup and view all the answers

What is the key difference between classical breeding and genetic engineering?

Classical breeding focuses on mating organisms, while genetic engineering involves molecular techniques. Signup and view all the answers

Which step in the genetic engineering process involves separating DNA fragments by size?

Gel Electrophoresis Signup and view all the answers

What type of enzyme is used in the DNA Cleavage stage of genetic engineering?

Restriction endonuclease Signup and view all the answers

What is one of the main applications of genetically modified organisms (GMOs)?

Pharmaceutical industry Signup and view all the answers

What is one of the main challenges faced by researchers regarding GMOs?

Proving the significance of GMOs as a breakthrough in science Signup and view all the answers