What is unique about visible
light in the electromagnetic
spectrum?
a. it has the lowest wavelength.
b. it has the highest energy.
c. it is the only portion of the spectrum we
can see.

Explain the importance of producers, primary consumers, secondary consumers and decomposers in an ecosystem.

Do you think the gene eef1 alpha1 supports cell theory? explain your response.

1) what three conditions must be present for minerals to form through natural processes? 2) why are minerals considered inorganic substances? 3) how do oxides differ from other minerals that contain oxygen atoms? 4) how is a sulfide different from a sulfate? what makes native elements unique?