Describe what a spreading center is and how a volcano
forms there.

20 points asap! question 1 - in your own words, explain the scientific evidence that supports the plate tectonic theory. question 2 - in your own words, explain why the geological structures in florida are different from the geological structures in colorado.

_is a product of the first stage of photosynthesis.atpglucosecarbon dioxidewater

This is an active transport mechanism by which cells pump sodium and potassium ions against the concentration gradient