OCR A Level Biology:復(fù)習(xí)筆記2.1.8 The Cytoskeleton
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...
OCR A Level Biology:復(fù)習(xí)筆記2.1.7 Organelles & the Production of Proteins
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...
CIE IGCSE Biology: 復(fù)習(xí)筆記：1.1.3 Concept & Uses of Classification Systems: Extended
CIE IGCSE Biology: 復(fù)習(xí)筆記：1.1.3 Concept & Uses of Classification Systems: Extended Reflecting Evolutionary Relationships: Extended Classification systems aim to?reflect evolutionary relation...
OCR A Level Biology:復(fù)習(xí)筆記2.1.6 Eukaryotic Cells Under the Microscope
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?...
CIE IGCSE Biology: 復(fù)習(xí)筆記：1.1.5 Features of Organisms: Extended
CIE IGCSE Biology: 復(fù)習(xí)筆記：1.1.5 Features of Organisms: Extended The Five Kingdoms: Extended The first division of living things in the classification system is to put them into one of?five kingd...
OCR A Level Biology:復(fù)習(xí)筆記2.1.5 Eukaryotic Cells
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...
EDEXCEL IGCSE CHEMISTRY: DOUBLE SCIENCE 復(fù)習(xí)筆記：4.4.1 Alkenes
EDEXCEL IGCSE CHEMISTRY: DOUBLE SCIENCE 復(fù)習(xí)筆記：4.4.1 Alkenes The Alkenes All alkenes contain a?double carbon bond, which is shown as two lines between two of the carbon atoms i.e. C=C All...
2022 BPhO最新考情分析出爐！BPhO真題解析免費領(lǐng)取！
不僅幫助多位學(xué)生圓夢BPhO超級金獎 輔導(dǎo)的學(xué)生還成功入選IPHO香港集訓(xùn)隊 在介紹這位低調(diào)的翰林物理明星導(dǎo)師之前 先來聽聽TA的學(xué)生們都有哪些話要說吧~ 翰林學(xué)員：J同學(xué)? BPhO超級金獎得主，總分中國賽區(qū)第3，PUPC...
2022HiMCM/MidMCM論文提交即將截止，這些注意事項你知道嗎？
2022年美國數(shù)學(xué)建模大賽?? HiMCM & MidMCM 美東時間11月15日晚8點 就要截止提交啦！ HiMCM & MidMCM提交注意事項 大賽官方對論文的格式、提交方式也有相對應(yīng)的要求，大家一定要認真閱讀這些注意事項，千...
OCR A Level Biology:復(fù)習(xí)筆記2.1.4 Magnification & Resolution
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 ...
OCR A Level Biology:復(fù)習(xí)筆記2.1.3 Drawing Cells
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...
OCR A Level Biology:復(fù)習(xí)筆記2.1.2 Using a Microscope
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 ...
