look at divers a and b in the picture at left hich diver had to put the most effort into climbing to the top of his board? explain

In an ecosystem, marsh snails feed on phytoplankton and painted turtles feed on marsh snails. pollution has resulted in the depletion of phytoplankton. what effect would this situation likely have on the population of marsh snails and painted turtles? as phytoplankton were destroyed, the population of marsh snails would most likely then the population of painted turtles would mostly likely a. 1. increase 2. decrease 3. stay the same b. 1. increase 2. decrease 3. stay the same

Scientists observed a rock stratum with fossil. if mollusks evolved before arthropod, where will their fossils be found.

What gpa will you get if you make all a's and 1 b?