Inventions Who synthesized the first wholly artificial gene? Benjamin Franklin J.J. Thompson Hargobind Khorana Meghnad Saha Benjamin Franklin J.J. Thompson Hargobind Khorana Meghnad Saha ANSWER DOWNLOAD EXAMIANS APP
Inventions What toy was invented by Joshua Lionel Cowen around 1900? Electric train Tinkertoys Raggedy Ann doll Yo-yo Electric train Tinkertoys Raggedy Ann doll Yo-yo ANSWER DOWNLOAD EXAMIANS APP
Inventions When were bar code scanners invented? 1940s 1950s 1960s 1970s 1940s 1950s 1960s 1970s ANSWER DOWNLOAD EXAMIANS APP
Inventions What item of apparel was invented by Ellery Chun, a Hawaiian clothing merchant, in 1931? Capri pants String bikini Muumuu Aloha shirt Capri pants String bikini Muumuu Aloha shirt ANSWER DOWNLOAD EXAMIANS APP
Inventions In which decade was the telegraph invented? 1890s 1840s 1810s 1870s 1890s 1840s 1810s 1870s ANSWER DOWNLOAD EXAMIANS APP
Inventions What inspired reflecting road lights to be invented? The light a cat's eyes gave off on a fence Car door reflecting mirrors Sun light on steel posts on road sides The sun light on the windshield The light a cat's eyes gave off on a fence Car door reflecting mirrors Sun light on steel posts on road sides The sun light on the windshield ANSWER DOWNLOAD EXAMIANS APP
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