The chart below shows several species found in a pond ecosystem and the ph levels in which the species can survive. the normal ph of the pond is 6.5. if the ph of the pond fell to 5.0 due to acid rain, which of the species shown in the chart would die?

The process by which natural forces move weathered rock and soil brim one place to another is called

Consider darwin's first writings on the theory of natural selection. an important point of darwin's essay on the principle of population, written in 1798, was a peer's observation that in nature plants and animals produce far more offspring than can survive, this observation can be attributed to a) charles lyell. b) thomas malthus. c) jean-baptiste lamarck. d) johann friedrich meckel.

2points what do bacteria have in common with the cells of other living organisms?