What is the currently
magma made of and what are the dangers associated with this chamber?

Explain the source of radioactivity in uranium in earth’s crust by which it produces nuclear radiation

Which example describes a mutualistic relationship between organisms? young wasps prey on caterpillars. crabs eat the remains of dead fish. tapeworms feed on food in the intestines of cats ants protect a tree on which they feed.

24. how are vaccines used to keep people healthy?