Biotechnology Principles and Processes

What does PCR stand for and what is the device in which it is carried?

• Polymerase Cycle Reaction and Thermal cycler

• Polymerase Chain Reaction Test And Fermentor

• Polymerase Chain Method and bioreactor

• Polymerase Chain Reaction and thermal cycler

Which enzyme is used in the process of DNA replication?

• DNA polymerase

• Ligase

• Helicase

• RNA polymerase

What is the role of plasmids in genetic engineering?

• Plasmids act as vectors for gene transfer in genetic engineering.

• Plasmids are used to synthesize proteins directly.

• Plasmids serve as a source of energy for cells.

• Plasmids are responsible for cell division in bacteria.

What is the purpose of gel electrophoresis?

• To separate biomolecules based on size and charge.

• To amplify DNA sequences.

• To enhance the stability of proteins.

• To increase the temperature of samples.

What is the primary function of restriction enzymes?

• To synthesize RNA molecules

• To repair damaged DNA strands

• The primary function of restriction enzymes is to cut DNA at specific sequences.

• To replicate DNA sequences

Which of the following is a method of gene transfer in plants?

• Photosynthesis enhancement

• Agrobacterium-mediated transformation

• Gene editing using CRISPR

• Natural selection

Find the odd one wrt to PCR

• denaturation at 72 degrees

• renaturation at 50 - 60 degrees

• denaturation at 94 degrees

• extension at 72 degrees

What is the purpose of a DNA library?

• To store proteins for enzymatic reactions.

• To replicate DNA sequences for cloning purposes.

• To sequence RNA molecules for protein synthesis.

• The purpose of a DNA library is to store and provide access to DNA sequences for research and analysis.