Any change in the relative frequency of alleles in a population is called

In some plants, pointed leaves (p) are dominant over rounded leaves (p). a plant with a genotype of pp

What are the most explosive events that occur on the sun? umbras solar flares solar winds prominences

Which best explains how a heat pump can heat a room? cold air from the house is moved through pipes, where it absorbs thermal energy. warm air from outside is pushed into the house to replace the cold air. combustion warms the air when chemical energy is transferred to thermal energy. fuel is used to move a piston, which pushes warm air into the house.