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Homework answers / question archive / Bio Final Exam What are the nucleotides found in DNA? RNA? What bases pair with each other? What are the difference(s) between DNA and RNA? What enzyme(s) is/are responsible for DNA replication? What enzyme reads the DNA template and polymerizes the RNA strand? What are the phases of transcription? What is the role of the ribosome? What is the role of tRNA? How many bases in the RNA molecule equal an amino acid in the resulting protein? What are the phases of translation?
Bio Final Exam
• DNA - adenine, thymine, cytosine, guanine
• RNA - adenine, uracil, cytosine, guanine
• A & T or A & U, G & C
• DNA - double stranded, dna codes for everything, A&T
• RNA - single stranded, makes proteins, A&U
DNA polymerase and helicase
RNA polymerase
1) Pre-initiation 2) initiation 3) promoter clearance 4) elongation 5) termination
site of protein synthesis
carries the correct amino acid to the mRNA on the ribosome during protein synthesis
3 bases
initiation, elongation, translocation, termination