Explain why volcanic soil (andisol) is fertile.

An accretion disk may eventually form a

Is the statment the smaller the animal, the simpler the animal true?

Which is appropriate for initial rate method experiments to analyze an enzyme-catalyzed reaction? Both enzyme and substrate concentrations are constant. The temperature is varied and the rate is measured.

How do limiting factors affect organisms in a community? A. Limiting factors increase the number of organisms that can live in a community B. Both biotic and abiotic limiting factors can limit organisms' ability to live or reproduce. C.

A stable pond ecosystem would not contain

Raul skipped lunch before lab. He has a bag of chips from the snack machine he would like to eat. What is the safest way for him to eat his chips? A. eat his chips at his lab bench after cleaning it thoroughly B.

Compared with all other states, Alabama ranks __for having the most number of extinct species: a. second b. last c. 49th d. fourth

The three types of stress that act on earths rocks are compression tension and what

What is a molecule and what's if their function

Which population of organisms would begin the flow of energy through a desert food web?