Select a drug to research. Explain how tolerance and withdrawal would work for a person addicted to that drug.

Works together in the synthesis, modification, packaging, and transport of lipids and proteins

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

According to these anatomical structures which two animals are probably most closely related