Cells must efficiently transfer energy from their energy-trapping systems to the systems actually carrying out work and also use various metabolic processes to replace the energy used in doing work. This is called the ________.
Fill in the blank(s) with the appropriate word(s).
energy cycle
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True or false: All 64 possible triplet sequences in an mRNA are recognized by a nucleic acid molecule
A. true B. false
Gene therapy is a technique in which DNA from one species is inserted into a different species
Indicate whether the statement is true or false
An sRNA is isolated from a bacterial cell. What would you do to determine whether it is a cis-encoded or a trans-encoded sequence?
A. Find out if the sRNA acts as a transcriptional or as a translational inhibitor. B. Determine whether the sRNA binds to mRNA or to tRNA. C. Analyze the molecular position of hydrogen atoms in the sRNA nucleotides. D. Identify whether or not the sRNA sequence is complementary to the coding strand of mRNA gene target.
Which of the following bacteria are associated with enterotoxins?
A. Clostridium botulinum B. Clostridium tetani C. Neither Clostridium tetani nor Clostridium botulinum D. Both Clostridium tetani and Clostridium botulinum