How is sunlight used in photosynthesis? A. Sunlight controls the amount of water in plant cells.
B. Sunlight is a nutrient for plants.
C. Sunlight is converted to chemical energy.
D. Sunlight breaks cell walls to allow energy in and out.

Apopulation of black bears depends on salmon from a stream for food. if a drought causes the stream to run dry one year, how will this likely impact the black bear population?

Describe how a student should adjust the microscope to see the cells on a slide more clearly?

How are the reproductive cycles of a fungus and a pteridophyte similar? a)both organisms form fruiting bodies that produce diploid seeds. b)both organisms produce haploid spores and exhibit diploid and haploid stages. c)both organisms reproduce sexually when two haploid hyphae fuse. d)both organisms exhibit a diploid stage and are only able to reproduce asexually.