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History, 13.07.2019 09:30 diegomacias2411

What contribution did jonas salk make to science in the 1950s? a. he invented ddt, the “miracle” pesticide. b. he designed the first us satellite. c. he developed smaller computers. d. he created a vaccine against polio.

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What contribution did jonas salk make to science in the 1950s? a. he invented ddt, the “miracle” pe...
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