Biology 4/20/21 Lesson Recap

How does RNA differ from DNA?

• RNA contains uracil and deoxyribose
• RNA contains ribose and thymine
• RNA contains uracil and ribose
• RNA contains adenine and ribose

How would the DNA sequence GCTATA be transcribed to mRNA?

• GCUAUA
• CGATAT
• CGAUAU
• GCUTUT

The process by which the genetic code of DNA is copied into a strand of RNA is called

• translation
• transcription
• transformation
• replication

RNA has what base that is instead of thymine?

• guanine

• adenine

• thymine

• uracil

What enzyme does transcription use?

• DNA polymerase

• ligase

• RNA polymerase

• helicase

Which RNA carries the message?

• mRNA

• rRNA

• tRNA

What part of a nucleotide accounts for the genetic variation between individuals?

• phosphate
• nitrogenous base
• deoxyribose
• sugar

If one strand of DNA has the sequence TTACCG, the sequence of the other strand of the same molecule will be

• AATGGC
• TTACCG
• AACGGC
• AATGGG

Where does transcription take place?

• nucleus
• cytoplasm
• ribosome

What is the building block of the biomolecule, Nucleic Acid?

• 
• 
• 
•