Buspar is an anti-anxiety drug that may impact levels of certain neurotransmitters; dopamine and serotonin in the brain. Buspar is not classified as a benzodiazepine and it does not affect the neurotransmitter gaba. Buspar is administered to treat symptoms of anxiety such as fear, irritability, dizziness and other physical symptoms.
The right option is Parkinson's disease
Parkinson's disease (PD) is a neurodegenerative disorder caused by degeneration of dopamine-secreting neurons of the substantia nigra of the brain. Symptoms of PD generally develop slowly over years. An individual with PD may experience tremor which can occur in the form of bradykinesia , limb rigidity and gait and balance problems.
The answer is ‘the molecule would have to be longer to be more sensitive to red light and shorter to be more sensitive to blue light.’The cones change shape and vary their length once they absorb a photon. This change is transduced, through biochemical pathways, into nerve impulse and carried to the brain.