Exam2cellbiol4creditanswerkey

In animal cells, digestive enzymes are packaged and kept separate from the rest of the cell to prevent its destruction. These enzymes can be released, however, if the cell is infected or damaged. What organelle holds these enzymes?

Euglena belong to the order of protists that have hollowed out areas.  Which one is this?

Protists are different than bacteria because:

Which of these structures is NOT involved in movement?

Explain what is meant by the fluid mosaic model for cell membranes. Support your answer with 2 facts about the cell membrane’s structure. 

Muscle cells are much different than other cells in the body because they expend high amounts of energy during exercise and must be able to generate protein to repair any damage from intense exertion. What differences regarding organelles would you expect muscle cells to have compared to other cells?

You are given three cell samples and asked to classify them as prokaryotic, eukaryotic plant, and eukaryotic animal. Explain how you would differentiate the prokaryotic cell sample from the other two. Give three key differences between the cell types. Include any relevant organelles or structures.

Having identified the prokaryotic cell, you now must identify the plant and animal cells. Describe two key differences you would look for to separate the two cell types. Include any relevant organelles or structures.