Where are lysosomes most likely to be found?

Astudent is looking through a microscope at some cells of an onion root tip. many of these cells are undergoing division since the root tip grows quickly and requires more cells. which cell most recently underwent metaphase? w x y z

Awave has a wavelength of 15 mm and a frequency of 6 hertz. what is its speed?

What processes take place before the mature mrna exits the nucleus?