In the animal cell, which of the labeled organelles is the rough endoplasmic reticulum?

Here's one way to follow the scientific method. place the missing steps in the correct position in the process.

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

Where does the information about where each transcription factor binds originate?