BIO 2990: MODULE 2 MOLECULAR
BIOLOGY PT 1 UPDATED ACTUAL Exam
Questions and CORRECT Answers
How do nucleotides connect to adjacent nucleotides in the structure of DNA? - CORRECT
ANSWER - Via a covalent bond between the 3' hydroxyl of one nucleotide and the 5'
phosphate of the other
which of the following best differentiates DNA and RNA? Select all that apply. - CORRECT
ANSWER - RNA contains the base uracil in place of thymine, which is in DNA & RNA is
single-stranded and DNA is double stranded
For the initiation of transcription in bacteria, RNA polymerase binds to what region on the gene?
- CORRECT ANSWER - promoter
What is a codon? - CORRECT ANSWER - Three bases on the mRNA that is read by the
ribosome in the 5' to 3' direction
Wha would you use to measure the optical density of a bacterial culture? - CORRECT
ANSWER - a spectrophotometer
Medical and pharmaceutical biotechnology innovations belong to the grouping sometimes
referred to as? - CORRECT ANSWER - red biotechnology
Which of these is another term for the Sanger method of DNA sequencing? - CORRECT
ANSWER - dideoxy sequencing
The sequencing method which uses detection of pyrophosphate liberated when nucleotides are
added to a growing DNA chain is called: - CORRECT ANSWER - pyrosequencing
BIOLOGY PT 1 UPDATED ACTUAL Exam
Questions and CORRECT Answers
How do nucleotides connect to adjacent nucleotides in the structure of DNA? - CORRECT
ANSWER - Via a covalent bond between the 3' hydroxyl of one nucleotide and the 5'
phosphate of the other
which of the following best differentiates DNA and RNA? Select all that apply. - CORRECT
ANSWER - RNA contains the base uracil in place of thymine, which is in DNA & RNA is
single-stranded and DNA is double stranded
For the initiation of transcription in bacteria, RNA polymerase binds to what region on the gene?
- CORRECT ANSWER - promoter
What is a codon? - CORRECT ANSWER - Three bases on the mRNA that is read by the
ribosome in the 5' to 3' direction
Wha would you use to measure the optical density of a bacterial culture? - CORRECT
ANSWER - a spectrophotometer
Medical and pharmaceutical biotechnology innovations belong to the grouping sometimes
referred to as? - CORRECT ANSWER - red biotechnology
Which of these is another term for the Sanger method of DNA sequencing? - CORRECT
ANSWER - dideoxy sequencing
The sequencing method which uses detection of pyrophosphate liberated when nucleotides are
added to a growing DNA chain is called: - CORRECT ANSWER - pyrosequencing
