Monohybrid cross. A monohybrid cross is a mating between two individuals with different alleles at one genetic locus of interest.[1][2] The character(s) being studied in a monohybrid cross are governed by two or multiple alleles for a single locus.
Robert Fulton (November 14, 1765 â February 24, 1815) was an American engineer and inventor who is widely credited with developing a commercially successful steamboat called Clermont. That steamboat went with passengers from New York City to Albany and back again, a round trip of 300 miles, in 62 hours in 1807.
Submarine. Known as the father of the modern submarine, American inventor Simon Lake had been captivated by the idea of undersea travel and exploration ever since he read Jules Verneâs Twenty Thousand Leagues Under the Sea in 1870. Lakeâs innovations included ballast tanks, diversâ compartments and the periscope.