Answer:
One hypothesis would be "The inheritance of one trait does not affect the inheritance of another trait".
It can be explained with the help of law of independent assortment.
It states that the genes are randomly distributed in the gametes, that is, independent of each other.
Experimentally it can be tested with the help of dihybrid cross.
Properties of metals are traits displayed by most metals.
Answer:
A gas-powered lawn mower is a complex machine because for it to function it does more than one motion. For example, it has a wheel and axle system so it can move when powered. And it has a system of simple machines and other parts that are put together to accomplish the task of cutting grass.
Explanation:
B is the most efficient answer