CO4 1

What is a gene?

• A genetic sequence of DNA

• A type of protein

• A type of lipid

• A type of carbohydrate

Which of the following nitrogenous bases are present in DNA?

• Adenine, Thymine, Cytosine, Uracil

• Adenine, Thymine, Guanine, Ribose

• Adenine, Uracil, Cytosine, Guanine

• Adenine, Thymine, Cytosine, Guanine

What is the purpose of RNA Polymerase?

• To synthesize DNA

• To synthesize mRNA

• To synthesize tRNA

• To synthesize rRNA

What is the product of transcription that brings information outside of the nucleus for protein creation?

• rRNA

• tRNA

• DNA

• mRNA

What is the enzyme that synthesizes a new daughter strand of DNA during replication?

• DNA Polymerase

• RNA Polymerase

• Ligase

• Primase

What is the purpose of Gel Electrophoresis?

• To replicate DNA strands

• To amplify DNA sequences

• To transcribe RNA into DNA

• To separate DNA fragments based on size

What is the function of Cas9 in the CRISPR system?

• Transcribes RNA

• Replicates DNA

• Cuts the genetic material

• Adds nucleotides to DNA

What is the purpose of gene therapy?

• To perform PCR amplification

• To clone transgenic animals

• To create genetically modified plants

• To give patients healthy genes to treat genetic disorders

What is the main function of Reverse Transcriptase in RT-PCR?

• To separate DNA fragments based on size

• To amplify DNA sequences

• To synthesize mRNA

• To use RNA as a template to create cDNA

What is the purpose of DNA Ligase in DNA replication?

• To remove RNA primers

• To synthesize new DNA strands

• To unwind the DNA

• To seal the DNA strands