Answer:
Phenotype
Genotype
Explanation:
Phenotype is the physical appearance because it's the outward expression of the person, which is determined by one's Genotype.
The physiological process occurring in the muscle cells that account for the gradual onset of muscle fatigue is called anaerobic the body is breaking down oxygen after than it can get in.
Inertia. The reason why is because of Newton's First Law Of Motion, when you let go of the cart when you push on it, it will continue to roll until gravity, friction, and wind resistance eventually stops the cart.
