lease answer all questions with the best of knowledge.
QUESTION 1 (5 POINTS)
How can a seemingly valuable behavior evolve in one species but not in another? For example, primates can vomit but rodents cannot. Mention genes and natural selection in your answer.
QUESTION 2 (5 POINTS)
Many people believe that we use only ten percent of our brains. Use evidence about the brain to evaluate such a claim.
QUESTION 3 (5 POINTS)
How are neurotransmitters, membrane receptors and ion channels related?
QUESTION 4 (5 POINTS)
What are three differences between rod and cone photoreceptors?
QUESTION 5 (5 POINTS)
How would you describe the difference between what the retina does and what the striate cortex does?
QUESTION 6 (5 POINTS)
Explain how hair cells transduce sound into elecrical potentials.