Asubstance that can be broken down by microorganisms is called: bionic biodegradable nonpolluting microdegradable

Idon’t know the answer and i’ve been stuck on it for a while now skskskskks

Which describes the habitat of a frog?

Homo heidelbergensis was a tall, muscular hunter, who used both tools and weapons. because h. heidelbergensis was not a gatherer/forager, but ate a varied diet including meat and fish, we would expect to see what anatomical changes?