Translation and Regulation
What is the direct cause of cell death by diphtheria toxin?

Induction of apoptosis
None of these
Inactivation of a translational elongation factor
Formation of an ion channel in the cell membrane

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Translation and Regulation
The ribosome binding site

forms a stem-loop structure in the RNA
is located upstream of the promoter sequence
is located immediately upstream of the start codon
is more likely to be associated with an operon than with a gene encoding a single protein

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