Inventions Who synthesized the first wholly artificial gene? J.J. Thompson Meghnad Saha Benjamin Franklin Hargobind Khorana J.J. Thompson Meghnad Saha Benjamin Franklin Hargobind Khorana ANSWER DOWNLOAD EXAMIANS APP
Inventions In which decade were the first successful diode and triode vacuum tubes invented? 1890s 1800s 1880s 1900s 1890s 1800s 1880s 1900s ANSWER DOWNLOAD EXAMIANS APP
Inventions What furniture item was invented by California furniture designer Charles Prior Hall in 1968? Hammock Waterbed Captain's chair Sofa bed Hammock Waterbed Captain's chair Sofa bed ANSWER DOWNLOAD EXAMIANS APP
Inventions Which insurance salesman invented the fountain pen in 1884? Lewis Edson Waterman George Fountain Sir William Grove Charles Kettering Lewis Edson Waterman George Fountain Sir William Grove Charles Kettering 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 It travels over land and water. Who invented the HOVERCRAFT? S. Sperrow T. Henman O. Stricheg C. Cockerell S. Sperrow T. Henman O. Stricheg C. Cockerell ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS