I believe another term for Natural Selection, based off of the answers provided, I would say C, Survival of the Fittest.
Smooth muscles- protects the organs
Cardiac muscle- around the heart
And skeletal
Answer:
Explanation:
eukaryotes are compleax and have true nucleus e.g animal and plant
prokaryotes have fake nuclus its small and simpler.
therefors its B
The correct answer is C: the gravitational forces due to the sun and the moon cancel each other's effect.