Which best describes the two types of shared characteristics? 1 - characteristics that remain in the common ancestor and the modern organism 2 - characteristics that are new and have been modified from what was found in the common ancestor 1 - characteristics that are new in the common ancestor and the modern organism 2 - characteristics that have been modified from what was found in the common ancestor 1 - characteristics that have been modified in the common ancestor but not in the modern organism 2 - characteristics that are new in both the common ancestor and the modern organism 1 - characteristics that remain in the common ancestor and the modern organism 2 - characteristics that are new in both the common ancestor and the modern organism

Ahypothrticalax type of ceramic material is known to have a density of 2.10 g/cm3 and a unit cell of cubic symmetry with a cell edge length of 0.57 nm. the atomic weights of the a and x elements are 28.5and 30.0 g/mol, respectively. on the basis of this information, which of the following crystal structures is (are) possible for this material: sodium chloride, cesium chloride, or zinc blende

Turbo the snail moves across the ground at a pace of 12 feet per day. if the garden is 48 feet away, how many days will it take for the snail to get there?

You mix the pks of succinic acid are 4.21 and 5.64. how many gramsa graduate student at sdsu wants to measure the activity of a particular enzyme at ph 4.0. to buffer her reaction, she will use a buffer system based on one of the acids listed below, which acid is most appropriate for the experiment? of monosodium succinate (fw = 140 g/mol) and disodium succinate (fw = 162 g/mol) must be added to 1 l of water to produce a solution with a ph 5.28 and a total solute concentration of 100 mm? (assume the total volume remains 1 liter, answer in grams monosodium succinate, grams disodium succinate, respectively.) volumes of 0.05 m nah2po4 and 0.05 m na2hpo4 (pk's for phosphoric acid are 2.15, 6.82 and 12.38). which of the following best describes the resulting solution?