Examlex
Marginal cost is the ____________ cost of producing one additional unit and marginal revenue is the_____________ revenue of selling an additional unit.
Purines
A type of nitrogenous base found in DNA and RNA, including adenine and guanine, which pair with pyrimidines.
Pyrimidines
One of the two classes of nitrogenous bases found in nucleic acids, including cytosine, thymine (in DNA), and uracil (in RNA).
Bacteriophages
Viruses that infect and replicate within bacteria.
Alfred Hershey
An American bacteriologist and geneticist, awarded the Nobel Prize in Physiology or Medicine in 1969 for his work on the genetics of viruses, including the famous Hershey-Chase experiment.
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