Membrane Proteins The phospholipid bilayer carries out the main function of the plasma membrane - to control the movement of substances into and out of the cell The other functions are carried out ...
Amphipathic Properties Phospholipids Phospholipids form the basic structure of the membrane (the phospholipid bilayer) They are formed by a?hydrophilic?phosphate head?bonding with two?hydrophobic?h...
Drawing Cells Drawing the ultrastructure of cells To record the observations seen under the microscope (or from photomicrographs taken) a labelled biological drawing is often made Biological drawin...
Electron & Light Microscopes NOS: Developments in scientific research follow improvements in apparatus; the invention of electron microscopes led to greater understanding of cell structure In s...
Comparison of Prokaryotic & Eukaryotic Cells Animal and plant cells are types of?eukaryotic?cells, whereas bacteria are a type of?prokaryote There are a number of important structural and physi...
Exocrine Pancreatic & Palisade Mesophyll Cells Exocrine gland cells of the pancreas The pancreas contains two types of gland cells: endocrine and exocrine cells The?function?of the?exocrine gla...
Eukaryotic Cell Structure Compartmentalized cell structure Eukaryotic cells have a more?complex ultrastructure?than prokaryotic cells The cytoplasm of eukaryotic cells is divided up into?membrane-b...
Prokaryotic Cell Structure The cell structure of organisms determines whether they are?prokaryotic?or?eukaryotic Prokaryotes have the?simplest cell structure, being the first organisms to evolve on...
Endosymbiotic Theory Endosymbiosis Endosymbiosis is where one organism lives within another If the relationship is?beneficial?to both organisms the engulfed organism is not digested For endosymbios...
