IB DP Biology: SL復(fù)習(xí)筆記2.2.2 Fatty Acids
Fatty Acids: Types Triglycerides are a form of lipid, made up of one molecule of?glycerol?with three?fatty acids?attached to it These fatty acids have?long hydrocarbon ‘tails’ Fatty acids occur in?...
IB DP Biology: SL復(fù)習(xí)筆記2.2.1 Carbohydrates
Formation of Sugars Monosaccharides?can join together via?condensation reactions?to form?disaccharides A condensation reaction is one in which two molecules join together via the formation of a new...
IB DP Biology: SL復(fù)習(xí)筆記2.1.4 Water
Properties of Water NOS: Use theories to explain natural phenomena; the theory that hydrogen bonds form between water molecules explains the properties of water When scientists observe natural phen...
IB DP Biology: SL復(fù)習(xí)筆記2.1.3 Hydrogen Bonds
Hydrogen Bonds Hydrogen bonding plays an important role between many biological molecules Some key functions include: Dissolving of solutes?in water The?cohesion?and?adhesion?of water molecules The...
IB DP Biology: SL復(fù)習(xí)筆記2.1.2 Metabolism
Metabolism Metabolism?is a catch-all term used to describe?all the chemical reactions?that take place within cells and organisms Metabolism can be thought of as?the chemical reactions of life The m...
IB DP Biology: SL復(fù)習(xí)筆記2.1.1 Molecules
Molecular Biology The substances of life There are?118 elements?in the Periodic Table Only the first?92 elements occur in Nature?; the rest are artificially-synthesised in laboratories and are very...
IB DP Biology: SL復(fù)習(xí)筆記1.4.4 Skills: Cell Division
Mitotic Phases: Identification Cells undergoing different stages of the cell cycle can be identified using photomicrographs taken from microscope slides Cells undergoing certain stages of the cell ...
IB DP Biology: SL復(fù)習(xí)筆記1.4.3 Cancer
Tumour Formation Cancers demonstrate how important it is that?cell division?is?precisely controlled, as cancers arise due to?uncontrolled mitosis Cancerous cells divide repeatedly and uncontrollabl...
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Diamond Challenge全球鉆石商業(yè)挑戰(zhàn)賽，是由美國特拉華大學(xué)主辦的面向高中生的國際頂尖創(chuàng)業(yè)賽事。不同于其他學(xué)術(shù)活動，鉆石挑戰(zhàn)賽專注于釋放學(xué)生的創(chuàng)造力，鼓勵多樣新穎的想法，培養(yǎng)學(xué)生的策劃能力、溝通能力、決...
IB DP Biology: SL復(fù)習(xí)筆記1.4.2 Phases of Mitosis
Phases of Mitosis Mitosis is the process of nuclear division by which?two genetically identical daughter nuclei?are produced that are also genetically identical to the parent cell nucleus (they hav...
IB DP Biology: SL復(fù)習(xí)筆記1.4.1 Cell Cycle
Interphase Mitosis?is part of a?precisely controlled process?known as the?cell cycle The cell cycle is the?regulated sequence of events?that occurs?between one cell division and the next The cell c...
IB DP Biology: SL復(fù)習(xí)筆記1.3.7 Skills: Estimation of Osmolarity
Practical 2: Estimation of Osmolarity NOS: Experimental design; accurate quantitative measurements in osmosis experiments are essential Planning is an essential part of experimental biology, it wil...
