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Questions and Answers
What did Robert Hooke observe when he first observed cells?
What did Robert Hooke observe when he first observed cells?
- A network of interconnected tubes and filaments
- A dense and intricate pattern of interwoven fibers
- A collection of irregularly shaped structures
- A network of cell walls and boxlike cavities (correct)
Why is the cell called the functional unit of the human body?
Why is the cell called the functional unit of the human body?
- Because it is responsible for all metabolic functions
- Because it interacts directly with the external environment
- Because it provides the structural basis for the human body
- Because it forms the basis for cellular organization (correct)
What is the fundamental unit of the body according to the given text?
What is the fundamental unit of the body according to the given text?
- The system
- The cell (correct)
- The tissue
- The organ
What does cellular metabolism refer to?
What does cellular metabolism refer to?
Why must cells have access to nutrients and oxygen?
Why must cells have access to nutrients and oxygen?
What is the cell theory formulated by Matthias Schleiden and Theodor Schwann in 1838 and 1839?
What is the cell theory formulated by Matthias Schleiden and Theodor Schwann in 1838 and 1839?
What is the approximate diameter of a red blood cell, measured in micrometers?
What is the approximate diameter of a red blood cell, measured in micrometers?
Which type of cells may be bound together to form selectively permeable membranes?
Which type of cells may be bound together to form selectively permeable membranes?
What is the ideal shape for receiving and transmitting stimuli?
What is the ideal shape for receiving and transmitting stimuli?
Which discovery culminated in the formulation of the cell theory?
Which discovery culminated in the formulation of the cell theory?
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