You water some plants with 4 different types of water (salt water, regular water, sugar water and distilled water). After a two week period; the height of the plants is measured.

How are tumors cells different from normal cells

The tubes transporting minerals and water upward are called ?

Jason adds the antibiotic penicillin to a bacterial culture. the bacteria develop genetic modifications in their genome, which gives them resistance to the antibiotic penicillin. what caused this genetic modification?