Theory because a theory has to be backed up by several experiments
It is a sphere to be precise.
Because of the omnidirectional nature of the gravitational attraction, mass tends to form spheres in the macro scale of planets and similarly massive celestial bodies.
Explanation:
Haha but i don't want keep yourself
Prokaryotes do not have membrane bound organelles, but eukaryotes do.
Answer:
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Explanation:
Population is generalized to all individuals.