Stomatas are pores on the plant leaf that control the flow of gases between the environment and the plant cells. This process helps the cells maintain a stable internal environment. Which biology theme does this example represent?

A.
interdependence in nature
B.
regulation
C.
energy transfer

How do accessory pigments chlorophyll?

Which is the correct order in the scientific process? ask a question ® form a hypothesis ® make an observation ask a question ® make an observation ® form a hypothesis make an observation ® form a hypothesis ® ask a question make an observation ® ask a question ® form a hypothesis

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.