The concentration of toxic chemicals as it progresses through the food web. a. increases b. decreases c. remains the same d. cannot be predicted

Now it's your turn to investigate human impact around the world. grab your virtual lab coat and put on your environmental science hat. you will be taking a trip around the globe to explore three locations. at each location, you will investigate the cause and effect relationships of deforestation, desertification, and urbanization. you will also gather evidence of how these factors have impacted the environment over time

Asap what occurs after cytokinesis is completed at the end of meiosis 1?

Restriction enzymes are used in making recombinant dna. describe the role restriction enzymes perform when constructing recombinant dna.