Glands secrete an oily substance into the hair follicles and onto the surface of the skin.

What is turgor pressure, what causes it, and what does it do for a plant?

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

How does science influence the decisions made about social, economic, and political issues?