An electric can opener works by getting a gear to spin, which spins a can to cut its top off. Electricity flows into the can opener through a wire and is transformed into mechanical energy options:

by an electric generator.

by a laser beam

by an electric battery

by an electric motor

In cattle a single gene with two alleles determines fur color the fur can be red white or roan roan fur has both red and white hair which of the following statements is true a the allele for roan fur color is dominant over red and white fur color b the allele for red fur color is dominant over white and roan fur color c the roan and white alleles are expressed independently of the other d the red and white alleles are expressed independently of each other