Compare and contrast two of the plazas principales listed above. consider their location, size, how old they are, the buildings around them, and the events that take place there.

Amutagen is 1: a living thing that has undergone a mutation. 2: an agent that causes a mutation in dna. 3: a mutation that has affected one gene. 4: a chemical that can poison living cells.

Assume that a student is given two different models of bacteria, with one model consisting of big bacteria and the other consisting of small bacteria. how can the student demonstate the theory of endosymbiosis using the models

What are charcteristics of lithosphere?