Transfection Process Overview

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What is the purpose of mixing the genetic material with transfection reagents in chemical transfection?

To prevent cellular division
To reduce the genetic material
To facilitate cellular uptake (correct)
To inhibit cellular uptake

Which process allows cells to incorporate the genetic material by directly injecting it?

Microinjection (correct)
Endocytosis
Electroporation
Exocytosis

What is the main purpose of gene function studies through transfection?

To inhibit protein production
To prevent gene mutations
To introduce foreign genes into cells
To study the function of specific genes (correct)

Which method of transfection involves the uptake of genetic material through cell membrane fusion?

Liposome-mediated endocytosis (C) Signup and view all the answers

After cells are exposed to the transfection mixture, what is the next step in the transfection process?

Incubation (C) Signup and view all the answers

Which application of transfection involves introducing reporter genes to study gene expression regulation?

Gene expression studies (D) Signup and view all the answers

During which phase of a bacteriophage does specialized transduction occur?

Lysogenic cycle (A) Signup and view all the answers

Which of the following is a characteristic of generalized transduction?

Results in the transfer of bacterial DNA to another bacterial cell (D) Signup and view all the answers

What is the main difference between chemical transfection and viral transfection?

Chemical transfection uses chemical compounds to deliver genes (A) Signup and view all the answers

What is the key role of horizontal gene transfer in bacteria?

Transferring genes from one bacterial cell to another (D) Signup and view all the answers

Which phase of the bacteriophage involves the integration of its DNA into the bacterial genome?

Lysogenic cycle (D) Signup and view all the answers

What happens during generalized transduction?

Bacterial DNA is transferred to another bacterial cell (D) Signup and view all the answers

What is the purpose of calcium phosphate co-precipitation in chemical transfection?

To form a precipitate that adheres to the cell surface (D) Signup and view all the answers

What is the role of liposomes in liposome-mediated transfection?

Encapsulate and deliver genetic material into cells (C) Signup and view all the answers

How does electroporation facilitate physical transfection?

Creates temporary pores in the cell membrane (A) Signup and view all the answers

What is the purpose of microinjection in the transfection process?

Directly inject DNA or RNA into a cell (A) Signup and view all the answers

Which type of transfection involves viruses modified to carry specific genetic material into target cells?

Viral Transfection (Virally Mediated Transduction) (D) Signup and view all the answers

Why is it important to choose the appropriate transfection method or reagent?

Based on cell type, experimental requirements, and nature of genetic material (D) Signup and view all the answers