Inventions Who synthesized the first wholly artificial gene? Meghnad Saha Hargobind Khorana Benjamin Franklin J.J. Thompson Meghnad Saha Hargobind Khorana Benjamin Franklin J.J. Thompson ANSWER DOWNLOAD EXAMIANS APP
Inventions FROZEN FOOD - Who discovered the first practical method of freezing food? C. Birdsey F. Rozenosh R. Scott G. Findus C. Birdsey F. Rozenosh R. Scott G. Findus ANSWER DOWNLOAD EXAMIANS APP
Inventions When was the Raggedy Ann doll patented? 1915 1911 1919 1920 1915 1911 1919 1920 ANSWER DOWNLOAD EXAMIANS APP
Inventions What Frank Whittle invented? Jet propulsion Ethyl gasoline Sonar Radar Jet propulsion Ethyl gasoline Sonar Radar ANSWER DOWNLOAD EXAMIANS APP
Inventions When was the first Lionel trains manufactured? 1890 1920 1901 1944 1890 1920 1901 1944 ANSWER DOWNLOAD EXAMIANS APP
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