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An F1 hybrid (or filial 1 hybrid) is the first filial generation of offspring of distinctly different parental types. F1 hybrids are used in genetics, and in selective breeding, where it may appear as F1 crossbreed. The term is sometimes written with a subscript, as F1 hybrid.
A hybrid car is a motor vehicle that uses two or more different sources of power.In most hybrids, you will find an internal combustion engine in addition to an electrical motor. hybrid car is a motor vehicle that uses two or more different sources of power.