What makes up the central nervous system?

What are two examples of conduction that we use everyday

The graph shows the amount of global warming happening in different ecosystems. which populations of organisms will likely decline the most as a result of climate change, and why? a.coral reefs because of the loss of the symbiotic algae living within their bodies b.penguin populations because the fish they eat will move into warmer waters c.mountain-dwelling birds because rising sea levels will relocate their food sources d.large cats in the rainforest because of decreased habitat loss for their prey

Hershey and chase confirmed that dna, not protein, was the genetic material. how do the results of their two experiments support this conclusion?