3. The three main types of cells are... A. Plant, Whale, Grass
B. Plant, Animal, Bacteria
C. Human, Dirt, Mountains
D. Ocean, Sky, Desert

Always use significant figure rules. remember that these rules apply to all numbers that are measurements. a car travels 6 miles north, 3 miles east, and then 2 miles south. what is the distance traveled? a.7 b.11

Competition occurs between species when

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?