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Which statement best summarizes the concept of cell theory?
Which statement best summarizes the concept of cell theory?
- Cells have a complex internal structure with various organelles, but they can also survive as single-celled organisms.
- Cells have the ability to transform into multiple different cell types, leading to the formation of tissues and organs.
- Cells are the basic unit of life, all living organisms are composed of cells, and cells only arise from pre-existing cells. (correct)
- Cells are only present in animals, plants, and fungi, and they can spontaneously generate from non-living matter.
What is a key implication of the statement 'cells only arise from pre-existing cells' in cell theory?
What is a key implication of the statement 'cells only arise from pre-existing cells' in cell theory?
- The process of fertilization involves the fusion of two gametes to form a zygote. (correct)
- Spontaneous generation of cells is possible under certain conditions.
- Viruses are considered living entities according to cell theory.
- Cells can never divide to form new cells.
How does the concept of cell theory differentiate living organisms from non-living entities?
How does the concept of cell theory differentiate living organisms from non-living entities?
- Living organisms do not have cells, while non-living entities possess a cellular structure.
- Living organisms are made up of cells with complex internal structures and functions, while non-living entities lack this cellular organization. (correct)
- Non-living entities can perform photosynthesis, which is not a characteristic of living organisms.
- The presence of cellular respiration is exclusive to non-living entities.
Which organelle is responsible for the production of ATP through cellular respiration?
Which organelle is responsible for the production of ATP through cellular respiration?
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Which organelle is responsible for the detoxification of harmful substances in liver cells?
Which organelle is responsible for the detoxification of harmful substances in liver cells?
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Which organelle is involved in modifying, sorting, and packaging proteins for secretion from the cell?
Which organelle is involved in modifying, sorting, and packaging proteins for secretion from the cell?
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