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Cytoplasm; Function: A jelly-like material that contains dissolved nutrients and salts and structures called organelles. It is where many of the chemical reactions happen.
- Measuring Cell Size
One division on the eyepiece graticule is equivalent to...
- Measuring Cell Size
Describe what cells, tissues, organs and organ systems are. Give named examples of cells, tissues, organs and organ systems in an organism. Explain what the different levels of organisation in an organism are.
AQA A-Level Biology 3.2.1.1 Structure of eukaryotic cells A membrane bound organelle found in the cytoplasm of plant cells. It contains a weak solution of sugars and salts called cell sap. The membrane surrounding plant cell vacuoles is called the tonoplast. They help to maintain pressure inside the cell and keep it rigid.
Cytoplasm: A jelly-like material that contains dissolved nutrients and salts and structures called organelles. It is where many of the chemical reactions happen. Nucleus
Cytoplasm - The cytoplasm is the jelly-like substance inside a cell where the chemical reactions of the cell take place. Nucleus - The nucleus contains DNA, which stores information that controls the activities of the cell.
The cells in the diagram are drawn to a length of 100 mm in the student’s textbook. The actual length of the animal cell is 60 micrometers (µm). Calculate the magnification of the animal cell to 2 significant figures. Show clearly how you work out your answer.
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Cytoplasm: The gel like substance inside a cell. Light microscope: Device that uses visible light and a series of lenses to produce an enlarged image of an object.
