For the following gene, you notice the following results. Mutant # Deletion Region % Transcription (lungs) % Transcription (kidneys) WT None 100% 100% 1 1-200 150% 150% 2 250-400 100% 100% 3 500-800 50% 50% 4 950-
1100 0% 100% What type of sequence has been mutated in mutant 4?
tissue-specific (lung) promoter
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Biosensors involve linking which of the following with electronic circuitry?
A. Microorganisms B. Microbially derived enzymes C. Gene chips D. Both microorganisms and gene chips are used with electronic circuitry. E. Both microorganisms and microbially derived enzymes are used with electronic circuitry. F. Both gene chips and microbially derived enzymes are used with electronic circuitry.
An anticodon is a physical component of ________ molecule.
A) a tRNA B) an mRNA C) an rRNA D) a DNA
Single-strand binding proteins prevent the hydrolysis of single-strand regions of DNA by nucleases
__________________ Indicate whether the statement is true or false.
T-even phages
A. infect Escherichia coli cells. B. include the poxviruses. C. enter host cells by engulfment. D. have helical capsids. E. All of these choices are correct.