In a cross between blue and white smurfs in which blue B is dominant to white b what percentage of the f1 generation would be blue if a hom*zygous blue is crossed with a white smurf what percentage of the f2 would be blue by crossing two of the f1 offspring

Provide one reason why mitosis occurs.

What does it mean for a cell membrane to be selectively permable

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.