DNA and RNA in protein syntheseis

What is the first step in the process of protein synthesis?

• Translation

• DNA Replication

• Transcription

• Protein Folding

Which molecule is responsible for carrying the genetic code from DNA to the ribosome?

• tRNA

• mRNA

• rRNA

• DNA Polymerase

During transcription, which base pairs with Adenine in RNA?

• Thymine

• Cytosine

• Guanine

• Uracil

What is the role of ribosomes in protein synthesis?

• To replicate DNA

• To synthesize mRNA

• To translate mRNA into protein

• To modify proteins after synthesis

Which of the following is NOT a component of a nucleotide?

• A phosphate group

• A nitrogenous base

• A ribose sugar

• An amino acid

Which process converts mRNA into a sequence of amino acids?

• Transcription

• Translation

• Replication

• Mitosis

What is the role of the genetic code?

• To determine the sequence of sugars in DNA

• To determine the sequence of amino acids in proteins

• To replicate DNA

• To modify mRNA after transcription

What is the process by which DNA is copied to mRNA called?

• Translation

• Transcription

• Replication

• Reverse transcription

Which of the following is a function of rRNA?

• Carrying amino acids

• Carrying the genetic code from DNA

• Helps form chemical bonds that attach one amino acid to the next in the ribosome.

• Adding a poly-A tail to mRNA

What is the main function of DNA in cells?

• To produce energy for cellular processes

• To serve as the cell's structural framework

• To store and transmit genetic information

• To catalyze biochemical reactions