Jorge made a model of a cell in a clear plastic zipper bag. he used a plum for the nucleus and kidney beans for mitochondria. why is this model for learning about cells? a. it is larger than a real cell. b. it can function like a real cell. c. it contains all the same parts as a real cell. d. it is made of the same materials as a real cell.

Felipe is saving money for a class trip. he already has saved $ 2 5 0 $250 that he will put toward the trip. to save more money for the trip, felipe gets a job where each month he can add $ 3 5 0 $350 to his savings for the trip. let m m be the number of months that felipe has worked at his new job. if felipe needs to save $ 2 7 0 0 $2700 to go on the trip, which equation best models the situation?

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

Darwin studied two different types of tortoises on the galapagos islands. sort the characteristics based on which tortoise they describe.