Comparison of Prokaryotic & Eukaryotic Cells Animal and plant cells are types of?eukaryotic?cells, whereas bacteria are a type of?prokaryote Prokaryotic cells are much?smaller?than eukaryotic c...
The Cytoskeleton Within the?cytoplasm?of cells, there is an extensive?network?of?protein fibres This is known as the?cytoskeleton The cytoskeleton is made up of?two?main types of protein fib...
Organelles & the Production of Proteins In cells,?many organelles?are involved in the?production?and?secretion?of?proteins Organelles are?specialised parts of a cell?that carry out a particular...
Photomicrographs of Eukaryotic Cells There are some features or structures that can help to identify whether a cell shown in an image is a plant cell or animal cell Structures found only in?animal?...
Eukaryotic Cell Structure Cell surface membrane The structure of the cell surface membrane – although the structure looks static the phospholipids and proteins forming the bilayer are constantly in...
Magnification Formula Magnification?is?how many times bigger?the image of a specimen observed is in comparison to the actual (real-life) size of the specimen The?magnification?(M) of an object can ...
Drawing Cells To record the observations seen under the microscope (or from photomicrographs taken) a labelled biological drawing is often made Biological drawings?are line pictures which show spec...
Preparation of Microscope Slides Many biological structures are too small to be seen by the naked eye Optical microscopes are an invaluable tool for scientists as they allow for tissues, cells and ...
Use of Microscopy Microscopes?can be used to analyse?cell components?and observe?organelles Magnification?and?resolution?are two scientific terms that are very important to understand and?distingui...
