Nitrogen fixation is a natural process by which inert or unreactive forms of nitrogen are transformed into usable nitrogen. why is this process important to life

Name an animal with counter shadings

Why are enzimes nessisary for many cellular reactions

The Chesapeake Bay is an important natural resource. Over the years, the number of oysters in the bay has declined dramatically, largely because of fishers who catch them and sell them as food.

An effective tool in preventing eating disorders in young people is to

In an ecosystem, a wide range of organisms coexist. In a pond ecosystem, one can find amoebae, bacteria, green algae, and fish.

Steam power plants produce a large amount of extra steam. That steam is released as heat energy into the water surrounding the power plant.

Would it be easier to build a space colony on saturn or on one of its moons? why?

Which of the following is not a carbon sink? atmosphere the Atlantic Ocean Lake Superior All of the above are carbon sinks.

What information did you include in your response? Check all that apply. O DNA carries instructions for making the proteins a cell needs. DNA molecules are found in chromosomes.

What cell part stores material within the cell?