Before the discovery of the microscope, linnaeus could classify organisms only into two kingdoms. more kingdoms were introduced later. what characteristic of science does this show? it is permanent. it is changeable. it is always accurate. it is based on predictions.

Which statement best describes a typical difference that could be found between the "analysis" and "conclusion" sections of a lab report? a) only the "conclusion" describes errors that occurred during the experiment, and only the "analysis" section suggests further research.b) only the "analysis" section includes specific data comparisons, and only the "conclusion" section suggests further research.c) only the "analysis" section discusses whether the original hypothesis was supported, and both sections include graphs of data.d) only the "conclusion section discusses whether the original hypothesis was supported, and both sections suggest further research.(the answer is b i just took the test)

Which line in the graph above best illustrates an effect of the carbon dioxide level in the blood on breathing rate before, during and after a period of exercise? 1.b,2.c,3.a,4.d

Cells must be in osmotic equilibrium with their surroundings environments because if they swell or shrink thier membranes will rupture