The biological role played by a species in its environment is called

a. ecosystem

habitat

niche

population

Imagine you live in Los Angeles, California, and you are conserving water by xeriscaping. What does the landscaping around your home look like? A. dominated by multiple species of cacti B. dominates by deciduous trees C. lawn grass D.

List the 6 levels of organization from smallest to largest

A toxic accident occurs in your neighborhood. several adults, teenagers, and small children are present. which group, if any, would likely be most severely affected?

Porque me duele el estomago?

Electrically charged atom or group of atoms formed by the loss or gain of electrons are?

1. Explain how P - and S-waves are different.

What is the purpose of engineering the citrus tristeza virus?

Researchers use experiments rather than other research methods in order to distinguish between

4. Shows each line represented as a pair of shared electrons but is not truly three-dimensional: 5. Shows three dimensions but no interior bonds: 6. Is used in kits and shows a general shape:

Which statement best describes an independent variable? A-The variable that responds to change in a investigation B - The variable you can change in an investigation C - The effect in a cause/effect relationship D - The factor that can never change