True or false? Ice sinks in water.

Which cells of the immune system are similar because they engulf foreign cells through phagocytosis?

Which of these activities will most likely impose an external cost? an athlete works out at a gym. a young mother pushes her baby in a stroller. a secretary smokes a cigarette in a crowded break room.

Matter is the ability to cause change. true or alse

Match the layer of earth with its characteristics lower mantle lithosphere core asthenosphere contains the crust most deformable layer under high pressure and nearly solid creates earths magnetic field

Which words describe the composition of the inner planets? . solid rocky dense gaseous or liquid

Passive transport does not mean that a particle is inactive or not moving. It means the particle can move without requiring what?

What are three types of passive transport that occur in the body

10 Pts! Why can only some people smell ant's. I googled it and I only found that some people can smell ant's, and some people can't and why they smell. This is a legit question.

Suppose a mutation occurs in the cells that give rise to your brain during its development. this results in much more efficient use of oxygen by your brain tissues.

If all the rocks are removed from a desert ecosystem, what would happen to the population of rock dwelling lizards and in turn the animals which eat them?