Achild has brown hair and brown eyes. his father has brown hair and blue eyes. his mother has red hair and brown eyes. the best explanation for the child having brown hair and brown eyes is that

In sexual reproducing animals once fertilization of the egg takes place, the exists as a single cell until cell division begins. a) egg b) larva c) sperm d) zygote

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.

What is used to keep track of the gamates and possible offsprings combination