During which geologic era did earth's continents come to their approximate present-day locations? jurassic mesozoic oligocene cenozoic

Which entry is in the wrong position in the table?

Explain how the number of similarities between the embryos from early stage to late stage is used as evidence of a common ancestry

Two students are working together on an experiment that measures the effect of different liquid fertilizers on the thickness of plants’ stems. which is most likely to result in the greatest amount of error in their scientific experiment? a.one student measures the plant stem widths by using calipers. the other student measures the widths of the same plant stems again by using a different pair of calipers. b.one student measures the plant stem widths by using calipers. the other student types the measurements as they are taken into a computer spreadsheet. c.one student weighs liquids for the experiment by using a calibrated scale. the other student weighs liquids for the experiment by using a different calibrated scale.