The three parts to a nucleotide are a sugar backbone, phosphate group, and nitrogenous base. True
False

Which of the following is not a food produced in rainforests? a) coffee b) cocoa c) avocados d) wheat

10. in which phase will crossing-over occur? a. mitosis b. metaphase ii c. prophase i d. meiosis ii

The starting materials in a nuclear change have a total mass of 2.3465 x 10-27 kg. after the change, the resulting materials have a mass of 2.3148 x 10-27 kg. how much energy was released during the change? 2.85 x 10-12 2.08 * 10-10 j 0 211 * 10-10 j 8.56 * 10-43