Dna and rna are made up of nucleotides, which contain 1. a lipid, a base and a phosphate group. 2. a sugar, an acid, and a phosphate group. 3. a sugar, a base, and a phosphate group. 4. atp, a base, and a phosphate group. 5. amino acids.

Photosynthesis uses co2 and cellular respiration produces co2. we call the point when the two processes are in balance--when there is no net production of co2--the compensation point. how might you limit one of the processes in order to achieve a compensation point?

9. the history of life on earth is recorded in

What is the best conclusion based on this data? the hypothesis was not supported because the data indicated that fertilizing plants does not improve plant growth. the hypothesis was supported; to get the best growth, use 5 milliliters of fertilizer per plant. the hypothesis was not supported; the data indicated that too much fertilizer can inhibit plant growth. the hypothesis was supported; to get the best growth, use 15 milliliters of fertilizer per plant.