Substances such as enzymes, antigens, and hormones present in the circulation that can be used for cancer screening, to confirm a diagnosis, or to monitor the clinical course of a malignancy are called:

Your asshahs has a nice

Volcanoes make new rocks so not ahotspots are the the stuff that makes volcanoes mid atlantic ridge(mar cause i’m lazy) is a constructive plate boundary so it makes sense that new rocks would be found near it, also the mar is in the middle of the ocean so it fits the description deep ocean trench, umm, there’s no ocean trenches to where you’re goingso the mar is most likely the answeri wouldn’t trust me but hey why not