Which statement best describes the next step in Ann's model? A) Sugar molecules break down further to release energy inside of cells.
B) Sugar molecules combine chemically to absorb energy made by cells.
C) Sugar molecules break down further to release oxygen for use by cells.
D) Sugar molecules combine with other molecules to absorb waste material from cells.

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.

What is one way intensive agriculture can contribute to climate change? a. tree loss to agriculture increases earth's albedo b. livestock manure absorbs greenhouse gases c. large herds of livestock release greenhouse gases d. fewer trees are available to replenish petroleum stores appex

In the ocean why are the greatest amount of primary producers found in the epipelagic zone and how does that affect biodiversity