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The Cell
Week 3
| Question | Answer |
|---|---|
| ATP production occurs within which organelle | Mitochondrion |
| Which organelles consist of vesicles that have pinched off from the Golgi apparatus | Lysosomes |
| Tiny indentations of the plasma membrane that resemble caves are called | Caveolae |
| A list of the cell fibers from largest to smallest would read: | microtubules, intermediate filaments, microfilaments |
| Which of the following organelles is considered a nonmembranous organelle? | Ribosome |
| The identification function of the cell membrane is carried out by the | Glycoprotein molecules |
| The ____ is often called the microtubule organizing center | centrosome |
| Which cell extension lacks a central pair of microtubules, is not found in blood cells, and functions in the kidney to monitor urine flow | Primary cilium |
| The inner membrane of what double-membrane structure is contorted into folds called cristae | Mitochondrion |
| The cell extension that assists epithelial cells in absorption is called | Microvilli |
| In the cell membrane, the hydrophilic part of the phospholipid molecule | faces the exterior of the cell and faces the interior of the cell. Both A and B. |
| The fundamental organizational unit of life is the | the cell |
| A specialized cell structure that propels the sperm is the | flagellum |
| The structure that separates the contents of a cell from the surrounding tissue is known as | plasma membrane |
| The nucleolus is composed chiefly of | rRNA |
| Skin cells (epithelial) are held tightly together by | desmosomes |