What are the roles of the two test groups in this investigation? A. Both are experimental groups, and each individually shows the effect of the direction of light. B. One is the experimental group and one is the control group, and together they show the effect of the direction of light. C. Both are control groups, but only Test Group 1 shows the effect of the direction of light. D. Both are experimental groups, but only Test Group 1 shows the effect of the direction of light.

Plants are used for so many things. in your house alone, you can probably look around you and see where plants have been used. for this project, you will identify various uses of plants in your home. directions make a list of objects, products, and any other items around your house where plants were involved in the production of the item. you should have a list of at least twenty items. then respond to the following questions: note: your list of objects and the answers following should be at least 200 words in length. what if plants no longer existed on earth? how would your life be different?

What function does a limb serve in each animal how are the limb bones of the four animal similar based on the similarities what can be inferred about the evolution of the poor animals

Do plant cells perform cellular respiration?