题目内容：
共用题干Teaching and Learning Medicine Award
Two scientists who have won praise for research into the growth of cancer cells could be candidates for the Nobel Prize in medicine when the 2008 winners are presented on Monday,kicking off six days of Nobel announcements.
Australian-born U.S.citizen Elizabeth Blackburn and American Carol Greider have already won a Series of medical______(51)for their enzyme（酶）research and experts say they could be among the front-runners for a Nobel.
Only seven women have______(52)the medicine prize since the first Nobel Prizes were______(53) out in 1901.The last female winner was U.S.researcher Linda Buck in 2004,who______(54)the prize with Richard Axel.
Among the pair's possible______(55)are Frenchman Pierre Chambon and Americans Ronald Evans and Elwood Jensen,who______(56)up the field of studying proteins called nuclear hormone receptors（核激素受体）.
As usual,the award committee is giving no______(57)about who is in the running before presenting its decision in a news conference at Stockholm's Karolinska Institute.
Alfred Nobel,the Swede who______(58)dynamite（炸药）,established the prizes in his will in the ______(59)of medicine,physics,chemistry,literature and peace.The economics prize is technically not a Nobel but a 1968 creation of Sweden's central bank.
Nobel left few instructions on how to______(60)winners,but medicine winners are typically______(61)for a specific breakthrough rather than a body of research.
Hans Jornvall , secretary of the medicine prize committee , said the 10 million kronor（瑞典克朗）prize encourages______(62)research but he did not think winning it was the primary goal for scientists."Individual researchers probably don't______(63)at themselves as potential Nobel Prize winners when they,re______(64)work,"Jornvall told the Associated Press-They get their kicks from their research and their interest in how life______(65)."
59._________
A:groups
B:divisions
C:samples
D:categories
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