______ are molecules that stimulate a response by T and B cells.
A) Antibodies
B) Antigens
C) Interferons
D) Platelets
Ans: B) Antigens
Biology & Microbiology
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The extinction of the dinosaurs occurred rapidly as a result of a single cataclysmic event
Indicate whether the statement is true or false.
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What would be the first codon translated in the mRNA sequence 5'–GGAAUGAAACAGGAACCC–3'?
A. GAA B. CCC C. AAU D. AUG E. GGA
Biology & Microbiology
Describe four major functions of DNA in a cell
What will be an ideal response?
Biology & Microbiology
Because all cells engage in protein synthesis, there are few antimicrobial drugs that selectively inhibit this process
Indicate whether the statement is true or false
Biology & Microbiology