Her doctor diagnosis a tumor in her cerebellum.
Cerebellum is part of the central nervous system (CNS) located posterior with the function in motor control (balance and coordination of muscles and the body). It is essential for voluntary tasks such as walking, being able to stay balanced and upright. So imprroper function of this part of the brain will lead to struggling with maintaining proper muscle coordination.
The answer would be C) reproduce or the third option.
About 160 years. After Charles Darwin came out with his theory people have been debating it.
He used Selective Breeding
High concentration and passive transport