What factor sponsors translocation of the bacterial ribosome and what events occur during translocation?
What will be an ideal response?
Ans: Factor EF-G sponsors translocation in which the mRNA is advanced three bases through the ribosome, the deacylated tRNA is moved from the P site to the E site, and the peptidyl tRNA at the A site is moved to the P site, leaving an empty A site.
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a. a unique set of small molecular protein metabolites b. a unique molecular tag attached to the protein c. a set of proteins with altered expression levels d. a proteome used to identify specific tissues
Leaves on a cactus and wings on flightless birds are examples of which of the following?
a. Vestigial structures b. Homologous structures c. Vicariance d. Mutation
What brain-related injury has gotten recent attention from the professional sporting world?
a. fractured skulls b. concussion c. spinal cord injuries d. Alzheimer's disease e. Parkinson's disease
What characteristic is unlikely to be correlated with coral reefs?
a. develop in warm, clear waters near coasts or tropical islands b. found between 25 degrees north and south c. comprised of wave-resistant formations d. are the least diverse marine ecosystem e. consist primarily of secreted calcium carbonate