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Questions and Answers
Which of the following statements is true about amoebas?
Which of the following statements is true about amoebas?
- Amoebas can perform all necessary functions within a single cell. (correct)
- Amoebas need trillions of different cells to survive.
- Amoebas have specialized cells for different functions.
- Amoebas have a complex hierarchy of structures.
What is the main difference between amoebas and humans in terms of cell organization?
What is the main difference between amoebas and humans in terms of cell organization?
- Amoebas have a simple cell structure, while humans have a complex cell structure.
- Amoebas have specialized cells, while humans have unspecialized cells.
- Amoebas have a complex hierarchy of cells, while humans have a simple hierarchy.
- Amoebas have a single cell, while humans have trillions of cells. (correct)
What is the purpose of cell specialization in humans?
What is the purpose of cell specialization in humans?
- To simplify the structure of the body
- To maintain homeostasis (correct)
- To perform all functions within a single cell
- To keep the stomach away from the heart and lungs
Which of the following is NOT mentioned as a characteristic of amoebas?
Which of the following is NOT mentioned as a characteristic of amoebas?
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What is the role of cells in the hierarchy of structures that make up humans?
What is the role of cells in the hierarchy of structures that make up humans?
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Study Notes
Amoebas vs Humans
- Amoebas are single-celled organisms, whereas humans are multicellular organisms.
- The main difference between amoebas and humans is the level of cell organization, with amoebas having a simpler organization and humans having more complex organization.
Cell Specialization in Humans
- Cell specialization in humans allows for increased efficiency and division of labor, enabling the body to perform various functions.
Characteristics of Amoebas
- Amoebas have certain characteristics that are NOT mentioned, implying that the text does not cover all aspects of amoebas.
Cellular Hierarchy in Humans
- Cells are the basic structural and functional units of the human body, and they combine to form tissues, which in turn combine to form organs, and eventually systems.
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