Organisms that break down dead plant and animal matter and return carbon dioxide to the atmosphere?

a) scavengers
b) consumers
c) producers
d) deomposers

Ageologist determines that a sample of a mineral cant be scratched by a steel nail but can be scratched by a masonry drill bit based on this information the sample mineral has to be softer than

Why would a drug the damages capsids treat a viral infection

What in scientific term why the salty popcorn causes this thirst