RBC and her friends find themselves rushing upwards through a large vessel called the and then she, with half of her friends, turns to the right through the while the other half of her friends turn left through the .

Which of the following is the source of energy for photosynthesis? a.) glucose b.) chlorophyll c.) carbon dioxide d.) sunlight

An ecologist studied the same species of deer during the summer and the winter. she noticed that during the summer, when there was plenty of food, the deer were energetic and playful. however, during winter when food was scarce, the deer moved more slowly and did not run unless they needed to escape a predator. which scientific fact is best supported by her observations?

Which label identifies the part of the atp molecule that changes when energy is released in the cells of all living things