Considering the impacts and benefits of applying environmental biotechnology to clean polluted water systems, which of the following describes the most likely impact?

it may introduce new bacteria to the system.
it may introduce harsh chemicals to the water.
it may be an alternate way to clean oil spills.
it may be harmful to sewage treatment plants.

This organism is not capable of performing photosynthesis. (horseshoe crab) true false

The graph below compares the rates of reaction of a burning candle and an exploding firework. comparing chemical reactions what can you conclude from the graph? the reaction that causes a firework to explode requires less energy to start, and occurs more rapidly than the reaction that causes a candle to burn. the reaction that causes a firework to explode requires less energy to start, and occurs less rapidly than the reaction that causes a candle to burn. the reaction that causes a firework to explode requires more energy to start, and occurs less rapidly than the reaction that causes a candle to burn. the reaction that causes a firework to explode requires more energy to start, and occurs more rapidly than the reaction that causes a candle to burn. mark this and return

In this experiment, the was intentionally manipulated. it is the independent variable. the dependent variables that were measured were the