Which term best describes the role of a tick living on another animal?

What causes the phospholipids to organize themselves the way they do

How did alexander fleming’s research solve a societal problem? he developed ways to treat inherited diseases. he advocated for regular hand washing to kill germs. he discovered a new type of medicine that could treat infections. he discovered the cause of mad cow disease, an emerging disease.

When fossil fuels are burned, carbon dioxide is released. how does this gas impact the environment?