True or false, the fact that the mountains separate continents appeared to belong to the same chain of mountains was evidence that a long time ago, the continents were together.

An interaction in which an animal feeds on plants is called a. carnivory b. herbivory c. parasitism d. symbiosis

Using the flowchart below, identify the part of the human nervous system that is usually associated with symptoms of hypoesthesia and paresthesia.

Which of the following statements about cardiac muscle are false: a. Cardiac muscle depends on neural input to initiate the cardiac cycle. b. Cardiac muscle has shorter T-tubules than skeletal muscle. c.

1. What is meant by "survival of the fittest?" 2. Is a wooden fence post a living thing? Why or Why not? 3. Is the trunk on a tree a living thing? Why or Why not?

Oxygen in the lungs leaves the air sacs and enters the blood veins capillaries

How do the sperm cells of nonvascular plants reach the egg cells during reproduction? The sperm cells are blown by the wind and land on the egg cells. The sperm cells swim to the egg cells through their watery surroundings.

Both viruses and cells are able to replicate their genetic material. What is the main difference in their replication processes?

How many atoms is in this formula? 2C12H6O6

Explain the reason that many organisms found in the oceanic zone are unique and cannot be found anywhere else. Be sure to include two ways organisms have adapted to live in this zone

A species of fish is introduced into a lake the fish is better at hunting for food than the old fish. the old fish die off, the new fish population increases. which is the best way to describe these fish in the new ecosystem