Many types of sea stars eat mussels and other shellfish. Suppose an oil spill causes thousands of mussels in an area to die. How will this most likely affect the area's sea star population?

Which is evidence that a chemical reaction has occurred?

What does luster tell about a mineral? a. How hard it is c. If it is metallic b. How old it is d. If it contains iron

What are the two functions of the cell membrane

What is released or absorbed whenever chemical bonds form or are broken?

In the food chain above bacteria are best classified as which of the following. Grass-gazelle - lion-bacteria

You have a yellow pea, but you do not know if it is heterozygous (Yy) or homozygous. When you perform a test cross to a green recessive pea (yy), you observe that half the offspring have yellow peas and half have green peas. What can you conclude? a.

Compare and contrast Uniformitism and Catatrophism

The study of nervous co-ordination of endocrine system is known as?

What is the name of the classification system that we still use today

Compare the roles of the phospholipid bilayer in passive and active transport.