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Solved in 4 steps
- The cell membrane surrounds some smaller molecules in solution and takes them into the cell. This is an example of: Select one: a. pinocytosis. b. facilitated transport. c. phagocytosis. d. diffusion.Which of the following is NOT a mechanism for bringing material into a cell? a. Exocytosis b. Endocytosis c. Pinocytosis d. PhagocytosisProteins from the Golgi leave the cell using A. active transport. B. facilitated diffusion. C. exocytosis. D. endocytosis.
- The following involves the expelling of dead organelles and/or foreign substances out of the cell: O a. Na-K-ATPase Protein Pump O b. Phagocytosis O c. Pinocytosis O d. Exocytosis Oe. All of the AboveThe following is a type of endocytosis involving the cell drinking fluids: O a. Na-K-ATPase Protein Pump O b. Phagocytosis O c. Pinocytosis O d. Exocytosis Oe. All of the Abovediscuss the following statement: “the structure and function of a living cell are dictated by the laws of physics and chemistry.”
- Which of the following organelles relies on exocytosis tocomplete its function?a. Golgi apparatusb. vacuolec. mitochondriad. endoplasmic reticulumCell structure and tissue organization is mainly determined by the arrangements of the three cytoskeletal elements. Briefly describe (with the aid of diagrams) the structural arrangements and functions of the three cytoskeletal elements in the following cells. a . a dividing cell b. a moving cell c. a nerve cell asap please.2) Explain how the following cell transport systems work moving materials around inside the cell and other functions. Focus on structure and function, and Include how energy is used to accomplish these movements. A)Tubulin/Kinesin B)Actin/Myosin
- Mark the following statements about the cytoskeleton as true or false. If a statement is false, correct it to make a true statement.a. _____ Actin filaments combine with myosin motor proteins to provide the cell with mechanical strength.b. _____ The cilia found on sperm cells propel the cells through a liquid medium.c. _____ Microtubules are hollow tubes that align organelles and shuttle them to their proper places in the cell.d. _____ Intermediate filaments are ropelike structures composed of tubulin proteins.e. _____ Centrioles are part of the centrosome from which microtubules originate.f. _____ Endocytosis, exocytosis, muscle cell contraction, and cellular “crawling” are all mediated by intermediate filamentsExplain how the form of each of the following structures is related to its function: a. Cilia b. Microvilli c. Intermediate filaments d. Lysosomes e. Nuclear envelopeWhen a cell is put into a hypertonic solution: A. The solution has a greater concentration of soluters and fluid will leave the cell B. The solution has a lesser concentration of solutes and fluid will leave the cell. C. The solution has a greater concentration of solutes and fluid will move into the cell. D. The solution has a lesser concentration of solutes and fluid will move into the cell.
