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