AQA A Level Biology復習筆記2.2.4 Resolution & Magnification
Resolution & Magnification Magnification Magnification is how many times bigger the image of a specimen observed is in compared to the actual (real-life) size of the specimen A?light mic...
AQA A Level Biology復習筆記2.2.3 Iodine Detects Starch Grains
Practical Skill: Using Iodine to Detect Starch Grains Starch is the?storage polysaccharide?of plants Sugars formed during?photosynthesis?are stored as starch inside?starch grains These starc...
AQA A Level Biology復習筆記2.2.2 Microscopy & Drawing Scientific Diagrams
Practical Skill: Microscopy & Drawing Scientific Diagrams Many biological structures are too small to be seen by the naked eye Optical microscopes are an invaluable tool for scientists a...
AQA A Level Biology復習筆記2.1.7 Viruses
Key Features of Viruses Viruses?are?non-cellular infectious particles?that straddle the boundary between ‘living’ and ‘non-living’ They are relatively simple in structure; much smaller than ...
AQA A Level Biology復習筆記2.1.6 Prokaryotic v Eukaryotic Cells
Prokaryotic v Eukaryotic Cell Structures Animal and plant cells are types of?eukaryotic?cells, whereas bacteria are a type of?prokaryote Prokaryotes have a cellular structure distinct from e...
AQA A Level Biology復習筆記2.1.5 Structure of Prokaryotic Cells
Prokaryotic Cells Animal and plant cells are types of?eukaryotic?cells, whereas bacteria are a type of?prokaryote Prokaryotic cells are much?smaller?than eukaryotic cells (between 100 - 1000...
AQA A Level Biology復習筆記2.1.4 Eukaryotic Cell Organisation
The Organisation of Cells As seen on the last page, in complex?multicellular?organisms?eukaryotic?cells become?specialised?for?specific functions. For example: Epithelial cells in the small ...
AQA A Level Biology復習筆記2.1.3 Specialisation of Eukaryotic Cells
Adaptations of Eukaryotic Cells In complex?multicellular?organisms,?eukaryotic?cells become?specialised?for?specific functions These specialised eukaryotic cells have?specific adaptations?to...
AQA A Level Biology復習筆記2.1.2 Structure of Eukaryotic Cells
The Structure of Eukaryotic Cells Cell surface membrane The structure of the cell surface membrane – although the structure looks static the phospholipids and proteins forming the bilayer ar...
