A- Georgie should have use more than two people per group.
The right answer for the question that is being asked and shown above is that: "a.Cyanobacteria are photoautotrophs." The atmosphere that we depend on for our survival is enriched by numerous cyanobacteria. This fact justifies the characteristic of cyanobacteria that is Cyanobacteria are photoautotrophs.
The specific magnetism of basalt rock is determined by the Earth's magnetic field when the magma is cooling. Scientists determined that the same process formed the perfectly symmetrical stripes on both side of a mid-ocean ridge. ... Oceanic crust slowly moves away from mid-ocean ridges and sites of seafloor spreading.
