Phosphorous is:

A:found free in the atmosphere

B: returned to the soil by rhizobium

C: added to the soil though weathering

D: usually very abundant in an ecosystem

When you put cucumbers on your eyes do you open your eyes?

Is water a reactant or product in condensation reaction

Which molecules and cellular components pass through the nuclear pore during normal cellular activity?

In the 1800s, a popular belief known as vitalism stated that life processes could not be explained by the laws of physics and chemistry, and were instead dictated by an independent life force.

Which one of the following is not a compound? Select one: a. salt b. sugar c. cooking oil d. chocolate chip cookies

Identify each statement as a hypothesis, theory, or law. Higher air pressure causes fuel to burn at a faster rate.

Which sequence represents the correct levels of organization for multicellular organisms

Which statement best compares and contrasts lipids and carbohydrates? Both are used for tissues, but only carbohydrates are used for tissue growth. Both are used for energy storage, but only carbohydrates are used for long-term energy storage.

What is another name for lane d in the diagram

This is the energy stored as adipose tissue:.