CO4 3

What is a gene?

• A sequence of lipids

• A protein sequence

• A genetic sequence of DNA

• A genetic sequence of RNA

Which of the following nitrogenous bases are present in DNA?

• Adenine, Thymine, Cytosine, Uracil

• Adenine, Thymine, Guanine, Ribose

• Adenine, Thymine, Cytosine, Guanine

• Adenine, Uracil, Cytosine, Guanine

What is the purpose of RNA Polymerase?

• Synthesizes tRNA

• Synthesizes rRNA

• Synthesizes DNA

• Synthesizes mRNA

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

• snRNA

• mRNA

• tRNA

• rRNA

What enzyme is used in PCR to synthesize a new daughter strand of DNA?

• DNA Polymerase

• DNA Primase

• DNA Ligase

• RNA Polymerase

What is the function of DNA Ligase in DNA replication?

• Seals the gaps in the DNA strands

• Adds nucleotides to the DNA strand

• Unwinds the DNA strands

• Removes RNA primers

What is the purpose of Gel Electrophoresis?

• Creating DNA fragments

• Replicating DNA strands

• Separating DNA fragments based on size

• Introducing mutations in DNA

What is the main function of the CRISPR system in genetic engineering?

• Regulating gene expression

• Creating new genes

• Editing specific DNA sequences

• Producing proteins

What is the primary goal of gene therapy?

• Clone organisms

• Introduce healthy genes to treat genetic disorders

• Produce genetically modified plants

• Create transgenic animals

Which enzyme is used in the CRISPR system to cut the genetic material?

• DNA Ligase

• RNA Polymerase

• Cas9

• DNA Polymerase