as an environment changes some organisms have a higher fitness than others in the new environment this can lead to???

What is the main difference between the central nervous system (cns) and the peripheral nervous system (pns)? .the cns involves the brain and spinal cord, and the pns involves the body nerves. the cns involves the body nerves, and the pns involves the brain and spinal cord. the cns involves sensory neurons, and the pns involves motor neurons. the cns involves motor neurons, and the pns involves sensory neurons.

Alizard lives in a desert. which would be an adapation for this lizard?

If t=tall and t=short what is the likelihood that the offspring will be tall? a.0% b.25% c.50% d.75%