What was the Rf of this other pigment in the Aa extract?
a. 0.75
b. 0.60
c. 0.44
c
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A defective ribosome would have the MOST detrimental effect on
A. translation. B. replication. C. transcription. D. replication and transcription. E. replication and translation.
Which of the following is a disease of humans that is probably caused by a prion and was originally associated with cannibalism?
A. Creutzfeld-Jakob disease B. Kuru C. Gerstmann-Sträussler-Scheinker disease D. Gerstmann-Sträussler-Scheinker and Creutzfeld-Jakob diseases E. Both Creutzfeld-Jakob disease and kuru F. Both Gerstmann-Sträussler-Scheinker disease and kuru
A peptidoglycan-like polymer found in the cell walls of some Archaea is called ________.
Fill in the blank(s) with the appropriate word(s).
Genes for protein receptors for LH, FSH, and TSH
a. are found in sea anemones. b. have similar nucleotide sequences in sea anemones and vertebrates. c. produce structurally similar gene products in sea anemones and vertebrates. d. presumably arose millions of years ago in a common ancestor of sea anemones and vertebrates. e. include all of these.