Starfish, flatworms, and sponges may be cut into pieces, and the individual parts will grow new individual animals by means of the process of

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 of the following is a consequence of urban heat islands? increased precipitation downwind of the city? increased precipitation upwind of the city? decreased winds within the city? increased winds within the city?

Based on anatomical similarities, to which modern animal is dr. digger’s creature most closely related?