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Questions and Answers
Which scientists formally articulated the concept of cell theory in 1839?
Which scientists formally articulated the concept of cell theory in 1839?
- Louis Pasteur
- Robert Hooke
- Schleiden and Schwann (correct)
- Anton van Leeuwenhoek
According to the seven major components of cell theory, what is the fundamental unit of structure and function in all living organisms?
According to the seven major components of cell theory, what is the fundamental unit of structure and function in all living organisms?
- Cell (correct)
- Tissue
- Atom
- Molecule
What is a key limitation of the cell theory as stated in the text?
What is a key limitation of the cell theory as stated in the text?
- Presence of DNA in prokaryotic cells
- Structure of viruses (correct)
- Inability to explain the origin of life
- Lack of membrane-bound organelles
According to the cell theory, where is DNA specifically found in cells?
According to the cell theory, where is DNA specifically found in cells?
What does the cell theory propose about metabolism (energy flow) in cells?
What does the cell theory propose about metabolism (energy flow) in cells?
Which statement best describes the origin of new living cells according to cell theory?
Which statement best describes the origin of new living cells according to cell theory?
Which aspect of cell theory is contradicted by the existence of prokaryotic cells?
Which aspect of cell theory is contradicted by the existence of prokaryotic cells?
How do tapetal cells challenge the traditional understanding derived from the cell theory?
How do tapetal cells challenge the traditional understanding derived from the cell theory?
What is a notable characteristic of human Red Blood Cells according to the discussion about limitations of the cell theory?
What is a notable characteristic of human Red Blood Cells according to the discussion about limitations of the cell theory?
According to Schleiden and Schwann, what was considered the functional unit of the body in living organisms?
According to Schleiden and Schwann, what was considered the functional unit of the body in living organisms?
How do viruses challenge the concept of the functional unit in living organisms proposed by Schleiden and Schwann?
How do viruses challenge the concept of the functional unit in living organisms proposed by Schleiden and Schwann?
What aspect of the origin of the first cell is not addressed by the cell theory?
What aspect of the origin of the first cell is not addressed by the cell theory?
What stains lightly and contains active DNA?
What stains lightly and contains active DNA?
Which structure is involved in detoxification in liver cells?
Which structure is involved in detoxification in liver cells?
Where does oxidative phosphorylation occur during aerobic respiration?
Where does oxidative phosphorylation occur during aerobic respiration?
What cellular structure increases surface area for absorption or secretion of substances?
What cellular structure increases surface area for absorption or secretion of substances?
Which organelle forms polysomes or polyribosomes?
Which organelle forms polysomes or polyribosomes?
What organelle is responsible for processing enzymes and proteins to be secreted from the cell?
What organelle is responsible for processing enzymes and proteins to be secreted from the cell?
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