Exam 4: Cell Structure

Classification. The following items are part of the cytoskeleton. Respond to the statements below with reference to these elements. -These form a dynamic scaffold for cellular processes.

Which of the following is not a required property of living systems?  

Classification. The following items are organelles found in animal cells. Respond to the statements below with reference to these organelles. -This organelle is the site of polypeptide assembly.

Labeling. Label the parts of the model animal cell. -Ribosomes

Groups of bacteria living together in a close-knit group are also known as ____.  

The cytoskeleton ____.  

What is a characteristic of the cell walls of mature plant cells?  

Figure 4.23A -What are the structures labeled E in the accompanying figure?  

Labeling. Label the parts of the model animal cell. -Plasma membrane

Classification. The following items are organelles found in animal cells. Respond to the statements below with reference to these organelles. -This organelle has its own DNA.

Figure 4.23A -Which structure in the accompanying figure is responsible for allowing entire regions of cells to respond to a single stimulus?  

Classification. The following items are organelles found in animal cells. Respond to the statements below with reference to these organelles. -The cellular digestion and disposal of biological molecules occurs inside this organelle.

Classification. The following items are organelles found in animal cells. Respond to the statements below with reference to these organelles. -This two-part organelle is found in the endoplasmic reticulum.

Choose the most appropriate description for each item. -Golgi bodies

Choose the most appropriate description for each item. -Lysosomes

Classification. The following items are found in the extracellular matrix of plant cells. Respond to the statements below with reference to these structures. -Sticky layer cementing adjacent plant cells

The mitochondrion harnesses the energy of the flow of ____ from its ____ compartment to its ____ compartment to generate ATP.  

What microscope is best to use to view the features of cell organelles?  

Labeling. Label the parts of the model animal cell. -Microtubules

Figure 4.9 -The area labeled A is ____.