1.1 Cell Ultrastructure
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Name the structures in an animal cell
cell membrane cytoplasm mitochondrion nucleus ribosome
What is the function of the mitochondrion?
It is the site of aerobic respiration
What cells can mitochondrion be found in ?
Plant cell Animal cell Fungal cell
What is the function of the cell wall?
To support the cell
What cells contain a cell wall?
Plant cell Fungal cell Bacterial cell
How do you calculate the length and breadth of individual cells when given the diameter of the field of view?
Diameter of field of view / number of cells in field of view
What is the function of the central vacuole?
It stores water and solutes as cell sap and regulates water content by osmosis
What cells can a central vacuole be found in?
Plant cell Fungal cell
Name the structures in a fungal cell
cell wall cell membrane large central vacuole cytoplasm nucleus mitochondrion ribosome
What is the function of the ribosomes?
It is the site of protein synthesis
What cells can ribosomes be found in?
Plant cell Animal cell Fungal cell Bacterial cell
What is the function of the central chromosome?
It controls cell activities and transfers genetic information from cell to cell
What cells can the central chromosome be found in?
Bacterial cell
Name the structures in a bacterial cell
cell wall cell membrane circular chromosome cytoplasm plasmid ribosome
What are cell walls made from?
Plant cell walls are made from cellulose fungal and bacterial cell walls are made of different materials to the plant cell wall
How do you calculate the total magnification when using a microscope?
eyepiece lens magnification x objective lens magnificarion
What is the function of the plasmid?
It controls cell activities and transfers genetic information from cell to cell
What cells can the plasmid be found in?
Bacterial cell
What is the function of the cytoplasm?
Acts as a medium within which many important biochemical reactions take place
What is the function of the nucleus?
It controls cell activities and passes information to the next generation
What cells can the nucleus be found in?
Plant cell Animal cell Fungal cell
What is the function of the chloroplast?
It is the site of photosynthesis
What cell can the chloroplasts be found in?
Green plant cell
Name the structures in a plant cell
cell wall cell membrane chloroplast large central vacuole cytoplasm mitochondrion nucleus ribosomes