When did the first member of the genus homo evolve?

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

According the inverse square law, doubling the distance from the source of the sound, a speaker, for example, will drop the sound 6 db each time. if you were standing in the back of an auditorium, 32 feet away from a speaker not using any amplification, would you be able to hear a speaker clearly? why or why not?

What is the correct order of cell division? include what happens in each phase