Final answer:
Linus Pauling, a chemist who won two Nobel Prizes, was so impressed by Avery's results that he believed Avery should win two Nobel Prizes.
Step-by-step explanation:
Linus Pauling, one of the most influential chemists of the 20th century, is the only person to have won two individual Nobel Prizes. He was so impressed by Avery's results on the discovery of the DNA transforming principle that he believed Avery should win two Nobel Prizes.