Transcription and Translation

What best describes the central dogma?

• DNA -> RNA -> Protein

• RNA -> Protein -> DNA

• Protein -> RNA -> DNA

• RNA -> DNA -> Protein

What sugar does RNA have?

• Deoxyribose

• Oxyribose

• Ribose

• Riber

How is RNA different from DNA?

• RNA is single stranded

• RNA has uracil instead of thymine

• RNA has a ribose sugar instead of a deoxyribose sugar

• all of the above

RNA is _______ stranded.

• double

• triple

• not

• single

Which molecule is being shown?

• DNA

• RNA

RNA's job is to synthesize _______

• Polysaccharides

• Sugars

• Proteins

• Lipids

What is the role of mRNA?

• Carries the instructions for protein synthesis

• Reads the bases 3 at a time

• Transfers the amino acids from the cytoplasm to a ribosome

• Assembles the proteins

What is the role of rRNA?

• Assembles the proteins

• Reads the mRNA strand 3 bases at a time

• Transfers the amino acids from the cytoplasm to the ribosome

• Carries the instructions that code for amino acids

What is the role of tRNA?

• Transfer the amino acids from the cytoplasm to the ribosome

• Carries the instructions that code for an amino acid

• Reads the mRNA strand 3 bases at a time

What is a codon?

• A sequence of 3 bases

• A sequence of 2 bases

• A sequence of 4 bases

• A sequence of 5 bases