Chromosomes are duplicated during what portion of the cell cycle?

Talking listening and reacting non verbally are all part of communicating

Which is the best example of plant tissue? the answer is d (just took the test)

Dr. arenas is a scientist who has been trying to determine if increasing pressure will increase the sound that occurs when two chemicals explode. it measures the volume of the sound that occurs at the minimum pressure at which the explosion will occur. it then increases the pressure and measures the volume of the explosions that occur. what kind of investigation is the scientist conducting?