generate energy by photosynthesis
Overproduction - An organism gives birth to too many children
Genetic Variation - The offspring each have genetic differences in appearance, behavior, etc
Struggle to Survive - Offspring must fight in order to gain essential resources (food, water, mates, etc)
Successful Reproduction - Organism produces offspring with beneficial adaptations that aid in survival
7 trillion nerves in the human body. All these nerves are part of what's known as your body's nervous system.
Data would support your hypothesis