Why was the transition from "purple bacteria" to "green bacteria" important for the evolution of complex organisms? Use evidence from the video and the chart in your answer.

How do farmers contribute to water pollution?

What does the color orange sound like?

In the early 1800s Darwin studied 13 kinds or finches what did Darwin hypothesize about these birds

Overall, do you think photosynthesis is endother - mic or exothermic? Explain your answer.

A series of choices between two characteristics that is used to identify organisms is called a A. characteristic chart. B. characteristic key. C. dichotomous chart. D. dichotomous key.

Alveoli, capillaries, and glomeruli capsules are all lined with simple squamous epithelium. What function is shared by these structures?

Which of the following is a way that new DNA can be introduced to bacteria?

Why do you think it is important to cover your mouth when you cough?

A 100 kg log of wood was neatly cut into two smaller pieces. What is the total mass of all the smaller pieces put together? 50 kg 100 kg 200 kg 1,000 kg Explain.

True or false air masses are moved by the global wind currents