Describe the differences between seed and non-seed plants. Considering structural and physiological adaptations of these two plant types, infer why seed plants are found in more diverse environments than non-seed plants.

Which of the following factors would not contribute to allopatric speciation? a) a population becomes geographically isolated from the parent population.b) the separated population is small, and genetic drift occurs.c) the isolated population is exposed to different selection pressures than the ancestral population.d) different mutations begin to distinguish the gene pools of the separated populations.e) gene flow between the two populations is extensive.

What chemical speeds up the process of decomposition in dead organisms are exposed to it? nitrogen oxygen hydrogen chlorine

What percentage of organisms is played the dominant trait (tall) in the f2 generation? a.25% b.100% c.75%