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- The simplest structures considered to be alive are :- a. organs. d. organelles. b. tissues. e. proteins. c. cellsThe following is a subcellular structure working to maintain the life of the cell: O a. Organ O b. Organelle O c. Organism O d. Organ System Oe. None of the AboveWhat is a cell? a. smallest structural unit of living matter capable of functioning independently b. smallest structural unit of living matter incapable of functioning independently c. second smallest structural unit of living matter not capable of functioning independently d. second smallest structural unit of living matter capable of functioning independently
- Which of the following is the smallest living structural unit of the body? A. atom B. molecule C. organelle D cellCells that are alike in size, shape, and function are calleda. elements.b. tissues.c. organs.d. systems.According to cell theory A. all cells have nuclei B. all cells are living C. cells, are fundamental units of all the living organisms D. cells arise from pre-existing cells
- The heart working with blood vessels to transport blood throughout the body is a type of the following: O a Organ O b. Organelle O c. Organism O d. Organ System Oe. None of the AboveWhich one of the following statements is NOT TRUE: a. Cilia are responsible for increasing surface area b. Cilia are a type of cell surface specialization c. Cilia are responsible for movement of substances over a surface d. Cilia are hair-like structuresWhich of the following organelles contains no DNA?a. nucleus c. mitochondrionb. Golgi body d. chloroplast
- Which of the following is the most complex structural level of organization? a. chemical level b. organ level c. cellular level d. tissue levelcan you name a form of life that is not made up of one or more cells?Which of the following statements is NOT true about the cell theory? a. All cells arise spontaneously. b. All cells arise from preexisting cells. c. All living organisms are made up of cells. d. Cell is the basic unit of life.