Three mRNA nucleotides code for one amino acid.

a. Polymerization area
b. Promotion region
c. Translation bubble
d. Transcription bubble


d. Transcription bubble

The region of DNA that is unwound for mRNA synthesis is called a transcription bubble.

Biology & Microbiology

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During oogenesis meiosis results in _____

A) four equally sized cells that stop dividing in meiosis I B) two equally sized cells that are both typically fertilized C) two equally sized cells, but only one is typically fertilized D) two or three small cells and one large cell that develops further if fertilized

Biology & Microbiology

So far, three classes of chromatin remodeling complexes have been identified. Which of the following pairings is correct?

A. SWI/SNF complexes ? activation B. SMC complexes ? repression C. ISWI complexes ? activation D. Mi2/NURD ? activation E. SWI/SNF complexes ? repression

Biology & Microbiology

If one were to double the amount of enzyme in a reaction with an initial ?G of -5 kcal/mole, what would the ?G be?

A. -5 kcal/mole B. -10 kcal/mole C. -20 kcal/mole D. +5 kcal/mole E. +10 kcal/mole

Biology & Microbiology

Which of the following is the major reason why it has been difficult to treat viral infections with chemotherapeutic agents?

A. Viruses use the metabolic machinery of their hosts, which limits many of the potential points of attack. B. Viruses have no metabolism and therefore offer no selective point of attack. C. Viral metabolism resembles that of their hosts so there is no selective point of attack. D. Actually, viruses are not difficult to treat with chemotherapeutic agents.

Biology & Microbiology