CENTRAL DOGMA

What is the central dogma of life?

• a) The process of replication and transcription of DNA

• b) The process of transcription and translation of DNA

• c) The process of translation and transcription of RNA

• d) The process of replication and translation of RNA

What is the function of transcription in the central dogma?

• a) To synthesize proteins directly from DNA

• b) To make an exact copy of the DNA in the form of mRNA

• c) To assemble amino acids into a protein chain

• d) To open the DNA double helix for replication

Which part of the DNA encodes for a particular protein?

• a) Nucleotides

• b) Ribosomes

• c) Codons

• d) Genes

What is the role of mRNA in the translation process?

• a) It carries the amino acids to the ribosome

• b) It acts as a template for protein synthesis

• c) It opens the DNA double helix

• d) It carries out the process of transcription

How is mRNA different from DNA?

• a) mRNA is double-stranded, and DNA is single-stranded

• b) mRNA contains uracil instead of thymine

• c) mRNA contains a methyl cap at the 3' end

• d) mRNA has a poly A tail at the 5' end

What is the directionality of mRNA?

• a) 3' to 5'

• b) 5' to 3'

• c) 5' to 5'

• d) 3' to 3'

What is the role of ribosomes in translation?

• a) To replicate DNA

• b) To transcribe mRNA

• c) To synthesize proteins

• d) To decode the mRNA and assemble amino acids into a protein chain

What is the process called when the mRNA is synthesized based on the DNA template?

• a) Replication

• b) Translation

• c) Transcription

• d) Transformation

What is the overall process of converting the code of a gene into a functional protein called?

• a) Transcription

• b) Replication

• c) Translation

• d) Gene expression

In which type of cells do transcription and translation occur as described in the video?

• a) Eukaryotic cells

• b) Prokaryotic cells

• c) Both eukaryotic and prokaryotic cells

• d) Animal cells only