Which statement is true about the scientific method? a. it follows one prescribed sequence of steps. b. it begins and ends with an experiment. it is used only in earth and space science. c.it can be cyclic.

Compare and contrast cladistics and phylogeny. what are their advantages and disadvantages? which is the most useful in understanding how an organism developed into its current form? which concept most strongly supports your opinion about the origin of any given organism?

Which layer will become saturated first when rain falls?

List five ways we are indebted to phytoplankton