Which cell is in the first phase of mistosis

Number and variety of living organisms includes genetic, species, and ecological types

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?

Which situation is an example of not doing work? lifting a couch throwing a baseball running up stairs carrying a box