6 Questions
Match the cell component with its primary function:
Cell Wall = Provides structural support and protection Cell Membrane = Regulates what enters and leaves the cell Cytoplasm = Site of many cellular activities, such as metabolism and protein synthesis Nucleus = Contains most of the cell's genetic material (DNA)
Match the cell component with its composition:
Cell Wall = Made of cellulose, hemicellulose, and pectin Cell Membrane = Composed of phospholipid bilayer with embedded proteins Cytoplasm = Made up of water, salts, sugars, and various organelles Nucleus = Surrounded by a double membrane called the nuclear envelope
Match the cell component with its location:
Cell Wall = Found in plant cells, bacteria, and some fungi Cell Membrane = Found in all cells (plant and animal) Nucleus = Found in eukaryotic cells (plant and animal) Mitochondria = Found in eukaryotic cells (plant and animal)
Match the cell component with its shape:
Cell Wall = Rigid and inflexible, giving the cell its shape Cell Membrane = Semi-permeable, allowing certain substances to pass through Cytoplasm = Jelly-like substance inside the cell membrane Nucleus = Double membrane called the nuclear envelope
Match the cell component with its function related to energy:
Mitochondria = Generate energy for the cell through cellular respiration Cell Membrane = Regulates what enters and leaves the cell Cytoplasm = Site of many cellular activities, such as metabolism and protein synthesis Nucleus = Controls cell growth, division, and function
Match the cell component with its role in genetic material:
Nucleus = Contains most of the cell's genetic material (DNA) Mitochondria = Generate energy for the cell through cellular respiration Cell Membrane = Regulates what enters and leaves the cell Cytoplasm = Site of many cellular activities, such as metabolism and protein synthesis
Study Notes
Cellular Components
Cell Wall
- Found in plant cells, bacteria, and some fungi
- Provides structural support and protection
- Made of cellulose, hemicellulose, and pectin
- Rigid and inflexible, giving the cell its shape
Cell Membrane (Plasma Membrane)
- Found in all cells (plant and animal)
- Semi-permeable, allowing certain substances to pass through
- Composed of phospholipid bilayer with embedded proteins
- Regulates what enters and leaves the cell
Cytoplasm
- Jelly-like substance inside the cell membrane
- Made up of water, salts, sugars, and various organelles
- Site of many cellular activities, such as metabolism and protein synthesis
- Helps maintain cell shape and provides mechanical support
Nucleus
- Found in eukaryotic cells (plant and animal)
- Controls cell growth, division, and function
- Contains most of the cell's genetic material (DNA)
- Surrounded by a double membrane called the nuclear envelope
Mitochondria
- Found in eukaryotic cells (plant and animal)
- Often called the "powerhouses" of the cell
- Generate energy for the cell through cellular respiration
- Convert glucose into ATP (adenosine triphosphate)
Other Cellular Components
- Endoplasmic Reticulum (ER): network of membranous tubules and cisternae; involved in protein synthesis, transport, and lipid synthesis
- Ribosomes: small organelles found throughout the cytoplasm; site of protein synthesis
- Lysosomes: membrane-bound sacs containing digestive enzymes; break down and recycle cellular waste and foreign substances
- Golgi Apparatus: complex of flattened sacs and tubules; involved in protein modification, sorting, and packaging
- Cytoskeleton: network of filaments providing structural support, shape, and movement to the cell
- Peroxisomes: small organelles involved in breaking down fatty acids and amino acids
- Centrioles: small, cylindrical organelles involved in the formation of cilia, flagella, and spindle fibers during cell division
Learn about the different components of a cell, including the cell wall, cell membrane, cytoplasm, nucleus, mitochondria, and other organelles. Understand their functions and importance in cellular processes.
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