Which combination of the variables changed above (light intensity, temperature, CO2 available) produced the highest number of bubbles per minute? Explain why this might be. (HINT: think about the requirements for photosynthesis!)

Which of the following words best matches this definition: the process in which the best adapted organisms survive and pass on their traits, while those that are not well adapted do not survive to pass on their traits. question 3 options: acquired selection natural selection artificial selection organic selection