Nucleic acid certain protein cell membranes certain carbohydrates

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

When listening the levels of orginization in orginisims from the smallest to most complex , which level is just below organs in complexity

The eruption of a nearby volcano causes a prairie ecosystem to receive a lot less sunlight. which of these is most likely effect on the ecosystem?