Answer
cutting or incision
for example: gastrotomy means a surgical incision to the stomach
A. As organisms use certain traits more frequently, each organism evolves overtime. Based of the theory of evolution by natural selection, organisms possess traits that have been inherited which enable them to better adapt to their environments. They are more likely to survive, reproduce, and pass on genes to their offspring.
I think the answer is A. The mutation only increase one ability of the bacteria so it can not make a new species. And the mutation is good for the bacterial to survival so it will increase its relative frequency. The bacterial has various food supply. The word extinct is not correct.
Answer:
A good answer should contain the following:
viscoelastic
Isostatic equilibrium
asthenosphere
This theory explains how the tectonic plates in the lithosphere can move freely on the asthenosphere. The lithosphere is less dense than the asthenosphere. There's an equilibrium of the buoyancy between the lithosphere and asthenosphere.
Explanation:
Carbon dioxide is the answer