Match the following.

1. a fluid secretion of the body membranes or linings mucus
2. a chemical produced by microorganisms that can destroy other bacteria and microorganisms infectious
3. a body condition characterized by yellowness of the skin antibiotic
4. an organism too small to be seen except with a microscope jaundice
5. spread by infection; causing infection; apt to spread bacteria
6. tiny single-celled organisms that do not have a nucleus microorganism

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.