Podcast
Questions and Answers
Which of the following processes is NOT directly involved in maintaining cellular homeostasis?
Which of the following processes is NOT directly involved in maintaining cellular homeostasis?
- Regulation of intracellular pH
- Control of internal temperature
- Active transport of ions to maintain concentration gradients
- Unregulated cell division during tissue growth (correct)
A researcher is studying a newly discovered organism. Upon microscopic examination, the cells of this organism lack a nucleus but contain ribosomes. What type of cell is this organism most likely composed of?
A researcher is studying a newly discovered organism. Upon microscopic examination, the cells of this organism lack a nucleus but contain ribosomes. What type of cell is this organism most likely composed of?
- Eukaryotic cell
- Virus-infected cell
- Undifferentiated stem cell
- Prokaryotic cell (correct)
A cell is observed under a microscope to have a large number of lysosomes. What is the most likely function of this cell?
A cell is observed under a microscope to have a large number of lysosomes. What is the most likely function of this cell?
- Breaking down cellular waste and debris (correct)
- Detoxifying harmful substances
- Generating ATP through cellular respiration
- Synthesizing large quantities of proteins
Which of the following transport mechanisms requires the direct input of ATP to move molecules across the cell membrane?
Which of the following transport mechanisms requires the direct input of ATP to move molecules across the cell membrane?
During which phase of the cell cycle does DNA replication occur?
During which phase of the cell cycle does DNA replication occur?
In endocrine signaling, how do signaling molecules reach their target cells?
In endocrine signaling, how do signaling molecules reach their target cells?
Which of the following best describes the role of the Golgi apparatus in a cell?
Which of the following best describes the role of the Golgi apparatus in a cell?
What is the primary function of the cell wall in plant cells?
What is the primary function of the cell wall in plant cells?
Which process results in four genetically different daughter cells?
Which process results in four genetically different daughter cells?
What is the role of tRNA in protein synthesis?
What is the role of tRNA in protein synthesis?
Flashcards
What is Biology?
What is Biology?
The scientific study of life, exploring structure, function, growth, origin, evolution, and distribution of living organisms.
Cell Theory
Cell Theory
All living organisms are composed of cells; the basic unit of structure and function in living organisms.
Gene Theory
Gene Theory
Traits are inherited through genes; specific regions of DNA that encode instructions for making proteins.
Evolution
Evolution
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Organelles
Organelles
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Plasma Membrane
Plasma Membrane
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Prokaryotic Cells
Prokaryotic Cells
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Nucleus
Nucleus
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Endoplasmic Reticulum (ER)
Endoplasmic Reticulum (ER)
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Diffusion
Diffusion
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Study Notes
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