Which of the following is an indicator of chemical change?

a change in phase of the materials

a change in the shape of the materials

a change in the volume of the materials

a change in the temperature of the materials

In what ways do people affect the balance of production and consumption within an ecosystem

On what basis is ecological succession classified into primary and secondary? A) the type of plant communities involved B) the animal species inhabiting the area C) the time required for the succession to occur D) the reason the succession started

How are gradients important in diffusion and osmosis

What is the first generation purples flowering plants called

Why are dendritic cells important in adaptive immune response?

What are the two ways that carbon enters into the atmosphere?

If an animal cell is placed in distilled water, it will A) remain the same size. B) shrink. C) swell and eventually explode. D) swell, but stop when the cell wall prevents further expansion.

What atre three types of nerve fibers?

The end products of pyrimidine catabolism are a. None of the answers given is correct b. uric acid and glycolic acid c. beta-alanine and beta-aminoisobutyrate d. uric acid and allantoin e. beta-alanine and alpha-ketoglutarate

It is okay to use words for the equations, but you also need to write down the actual formula that includes the chemical compounds as found in the lessons.