A protein is 300 amino acids long. Which of the following could be the number of nucleotides in the section of DNA that codes for this protein? (Remember: DNA is double-stranded.)
A) 100 B) 1800 C) 300 D) 500 E) 3
B
You might also like to view...
Which of the following structures does not function as a fermentation chamber?
A. abomasum B. rumen C. reticulum D. cecum E. All of these structures function as fermentation chambers.
Eukaryotic mitochondria have their own 70S ribosomes and circular DNA.
Answer the following statement true (T) or false (F)
Every HIV particle contains two RNA molecules. If two genes from one RNA molecule become detached and then, as a unit, get attached to one end of the other RNA molecule within a single HIV particle, which of these is true?
A) There are now fewer genes within the viral particle. B) There are now more genes within the viral particle. C) A point substitution mutation has occurred in the retroviral genome. D) One of the RNA molecules has experienced gene duplication as the result of translocation.
The event that occurs when allolactose levels increase in E. coli is
A. the tryptophan operon becomes more active. B. transcription of genes within the lac operon decreases. C. E. coli cells replicate rapidly. D. transcription of genes within the lac operon increases. E. transcription of genes within the lac operon does not change.