AQA A Level Biology復習筆記7.3.4 Types of Selection
Types of Selection & Their Effects Environmental factors that affect the chance of survival of an organism are referred to as?selection pressures For example, there could be high levels ...
Edexcel IGCSE Biology 復習筆記 2.6.1 Energy
Edexcel IGCSE Biology 復習筆記 2.6.1 Energy ATP Organisms need energy for things such as: Chemical reactions?to build larger molecules from smaller molecules Muscle contraction?to allow move...
AQA A Level Biology復習筆記7.3.3 Selective Advantage
Selective Advantage Every individual within a species population has the?potential to reproduce?and have offspring In reality, however, there are many?environmental factors?that?prevent?ever...
AQA A Level Biology復習筆記7.3.2 Natural Selection
Natural Selection Every individual within a species population has the?potential to reproduce?and have offspring which contribute to population growth If all the offspring of every individua...
Edexcel IGCSE Biology 復習筆記 2.5.12 The Energy Content of Food
Edexcel IGCSE Biology 復習筆記 2.5.12 The Energy Content of Food Practical: Energy Content of a Food Sample We can investigate the energy content of food in a simple calorimetry experiment A...
Edexcel IGCSE Biology 復習筆記 2.5.11 Absorption
Edexcel IGCSE Biology 復習筆記 2.5.11 Absorption Absorption of Food & Water The Stages of Food Breakdown Food taken into the body goes through several?different stages?during its ...
Edexcel IGCSE Biology 復習筆記 2.5.10 Humans: Bile
Edexcel IGCSE Biology 復習筆記 2.5.10 Humans: Bile Bile Production Bile is an?alkaline?substance produced by cells in the?liver Before being released into the?small intestine?bile is stored ...
2022 AP科目5分率第二彈：8個科目整體上升趨勢！
2022年參加AP考試考生的人數整體都呈上升趨勢，第一波2022 AP科目5分率：物理1、物理2、物理CE、物理CM、西班牙文學（戳藍字查看）。 第二波2022 AP科目5分率：宏/微觀經濟、計算機科學A、計算機科學原理、化學、...
AQA A Level Biology復習筆記7.2.3 Hardy-Weinberg
Natural Selection: Hardy-Weinberg Principle The Hardy-Weinberg principle states that if certain conditions are met then the?allele frequencies of a gene within a population will not change f...
2022紐約時報夏季讀寫比賽報名開啟，每周都能投稿！
作為全球知名媒體，《New York Times》1851年創刊，由于其高質量的報道，在世界上具有相當高的影響力。NYT多年來一直堅持舉辦全年性一系列英文寫作學術活動。 紐約時報全年比賽時間軸 參與比賽完全免費、優秀作品...
AQA A Level Biology復習筆記7.2.2 Gene Pools & Allele Frequency
Gene Pools & Allele Frequency Gene pools The?phenotype?of an organism is dependent on its?genotype?and the environmental influence on the organism Members of the?same species?will have t...
AQA A Level Biology復習筆記7.1.6 The Chi-squared Test
Predicting Inheritance: Chi-squared Test The?difference between expected and observed results?in experiments can be statistically significant or insignificant (happened by chance) If the dif...
