Which two observations were used as evidence for the idea of continental drift?
A. Most volcanoes on Earth form at plate boundaries.
B. Different continents have fossils of the same animals and plants.
C. The shapes of coastlines of different continents appear to fit
together.
D. Earth has a very thin crust and a very thick mantle.

What is histamine and what is its role in allergic reactions

Which statements describe resources? one of the factors people use when deciding where they will live is the availability of resources. renewable resources have little value for people. resources are unevenly distributed throughout the world. energy is the world resource which has the highest use. the use of nonrenewable resources has decreased in recent history. the use of resources is evenly distributed throughout the world. the world's oil supply will last for the next forty years if its use continues as expected.

In which layer do organisms on earth love?