2022年AMC10/12线上正式考试流程！
AMC是American Mathematics Competition（美国数学学术活动）的缩写，是由美国数学协会于1950年正式成立的。它的试题由简单到难，一点点让学生感觉到具有挑战性，可以让所有喜欢数学或者是热爱数学的学生都能参与...
Edexcel A (SNAB) A Level Biology:复习笔记5.3.2 Evidence for the Causes of Climate Change
Evidence for the Causes of Climate Change Scientists have long hypothesised that Climate change in the form of global warming is currently taking place Human activities that increase the concentrat...
Edexcel A (SNAB) A Level Biology:复习笔记5.3.1 Introduction to Climate Change
Introduction to Climate Change The term climate refers to the weather conditions in a region over a long period of time i.e. several decades When the weather conditions in a region change significa...
2022年AMC10/12线上居家考试注意事项！
AMC全称American Mathematics Competitions，原名“美国数学学术活动”，根据教育部要求，现改名为“美国数学思维挑战活动”。由美国数学协会MAA（Mathematics Association of America）于1950年成立，试题由哈佛、麻...
Edexcel A (SNAB) A Level Biology:复习笔记5.2.7 Practical: The Hill Reaction
Practical: The Hill Reaction The light-dependent reactions of photosynthesis take place in the thylakoid membrane and involve the release of high-energy electrons from chlorophyll molecules in phot...
2022年AMC10/12线上居家考试安排！
AMC全称American Mathematical Competition即美国数学学术活动，等级划分为AMC8、AMC10、AMC12、AIME、USA(J)MO等，全球每年参加比赛的学生高达60万人次。学术活动针对不同年龄段的学生分为三类： AMC 8（针对8年...
Edexcel A (SNAB) A Level Biology:复习笔记5.2.6 Products of Photosynthesis
Products of Photosynthesis Intermediate molecules of the Calvin cycle such as glycerate 3-phosphate (GP) and glyceraldehyde 3-phosphate (GALP) are used to produce other biological molecules needed ...
Edexcel A (SNAB) A Level Biology:复习笔记5.2.5 Light-independent Reactions
Light-independent Reactions The light-independent reactions of photosynthesis are sometimes referred to as the Calvin cycle The reactions produce complex organic molecules such as Starch for storag...
Edexcel A (SNAB) A Level Biology:复习笔记5.2.4 Light-dependent Reactions
Light-dependent Reactions Photosynthesis takes place in two distinct stages The light-dependent reactions, which rely on light directly The light-independent reactions, which do not use light direc...
Edexcel A (SNAB) A Level Biology:复习笔记5.2.3 Chloroplasts: Structure & Function
Chloroplasts: Structure & Function Chloroplasts are the organelles in plant cells where photosynthesis occurs Each chloroplast is surrounded by a double-membrane known as the chloroplast envelo...
Edexcel A (SNAB) A Level Biology:复习笔记5.2.2 ATP as a Supply of Energy
ATP as a Supply of Energy All organisms require a constant supply of energy to maintain their cells and stay alive This energy is required e.g. For building new molecules from the products of diges...
Edexcel A (SNAB) A Level Biology:复习笔记5.2.1 Photosynthesis: An Overview
Photosynthesis: An Overview Photosynthesis is a series of chemical reactions that occurs in producers such as plants and algae Photosynthesis converts light energy into chemical energy which is the...
