I need help with these two questions, it for a gizmo (Paramecium Homeostasis).

The similarities of organisms in which two areas numbered above provide the best evidence for common ancestry between organisms in both locations?

'which of these statements about the scientific method is not true? all experiments must follow the same number of steps in the procedure. experiments may be repeated several times. some unexpected results can be beneficial. experimental results may or may not support the hypothesis.

Students commonly confuse saccharomyces cerevisiae and staphylococcus aureus when viewed on a microscope slide how could you microscopically differentiate