What causes polio?
How does polio affect a nerve?

Which of the following occurs after a natural or unnatural disturbance in an ecosystem

~fourth largest plate ~includes parts of the indian and atlantic oceans ~subducts below the eurasian plate on the west side ~ the arabian and somali plates form boundaries with it what is the name of the tectonic plate described above? a) african plate b) eurasian plate c) north american plate d) indo- australian plate

Nucleic acid certain protein cell membranes certain carbohydrates