What is one difference between dna and rna? a) only dna contains the base adenine. b) only rna contains the base guanine. c) only rna contains the sugar fructose. d) only dna contains the sugar deoxyribose.

Compare and contrast nutrient limitation in soil vs. nutrient limitation in aquatic ecosystems

Explain why ecosystem diversity results in species diversity in a healthy biosphere

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.