The oldest type of bacteria is over 3 million years old I think. It comes from the cyanobacteria family! The bacteria is a type of algae! Discovered by Gregorio V. in the Late 1900's.
Scientists estimate that 150-200 species<span> of plant, insect, bird and mammal </span>become extinct<span> every 24 hours.</span>
<span>Altruism is a selfless behavior so the animal would behave that way because it's intention is to put others before itself.
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Answer:
B or D
Explanation:
think of it how you use chalk on a chalk board, its less friction using chalk instead lets say a marker on a white board.
