Pearson Edexcel IAL Biology

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IAL 生物主题：深石墨胶垫上放着黑色复式显微镜（黄铜调焦钮）、开盖的胡桃木载玻片盒、盛浅色琼脂与菌落的培养皿、盛琥珀色染液与两片玻片的染色盘、琥珀色试剂瓶、黄铜计数器与黄铜座上带珊瑚红标本的玻片。

Connect biological topics through mechanisms, then strengthen data, terminology and practical responses.

  • Reduce content overload by connecting molecules, cells, organisms and ecosystems through mechanisms
  • Write precise causal explanations with the required location, sequence, substances and consequences
  • Move from describing biological data to processing it and judging the strength of evidence
  • Align research questions, variables, sampling and analysis so investigations support valid conclusions
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课程重点

Organise extensive content by scale and mechanism Reduce memory overload by connecting molecules, cells, organs, organisms and ecosystems through recurring biological ideas.
Build concept links
Group content by structure-function, exchange, energy, information and regulation.
Compare systematically
Use shared criteria when comparing structures, pathways or organisms.
Retrieve in context
Practise moving from a prompt to the relevant scale and mechanism.
 Write precise causal explanations instead of keyword lists A complete biological answer needs location, sequence, substances, interactions and consequences.
Follow the process
State where it occurs, what changes and how one step produces the next.
Use terms precisely
Distinguish closely related structures, molecules and processes.
Match the command
Separate description, explanation, comparison, suggestion and evaluation.
 Turn graphs and statistics into biological evidence Move from describing a pattern to explaining it, testing it and judging the strength of the conclusion.
Describe before explaining
State trends, ranges, comparisons and anomalies with data references.
Process correctly
Use rates, percentages, indices and statistics with suitable precision.
Judge evidence
Separate correlation, causation, significance, reliability and biological importance.
 Design investigations that can support a conclusion Align the research question, variables, sampling, measurement and analysis from the start.
Control variation
Choose controls, repeats, sample size and sampling method for the biological system.
Plan analysis
Decide how readings will be processed, graphed or tested statistically.
Evaluate proportionately
Link biological and methodological limitations to specific improvements.
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课程内容

Unit 1 · WBI11
Molecules, Diet, Transport and Health
  • Biological molecules and biochemical tests
  • Cell membranes and transport
  • Diet and cardiovascular health
  • Blood, circulation and gas exchange
  • Interpreting health and epidemiological evidence
Written examination: 1 hour 30 minutes, 80 marks.
Unit 2 · WBI12
Cells, Development, Biodiversity and Conservation
  • Cell structure, division and differentiation
  • Development and gene expression
  • Inheritance and genetic diversity
  • Classification and biodiversity
  • Sampling and conservation
Written examination: 1 hour 30 minutes, 80 marks.
Unit 3 · WBI13
Practical Skills in Biology I
  • Hypotheses, variables and controls
  • Sampling, repeats and data quality
  • Tables, graphs and calculations
  • Basic statistical reasoning
  • Conclusions, limitations and improvements
Written practical-skills examination: 1 hour 20 minutes, 50 marks.
Unit 4 · WBI14
Energy, Environment, Microbiology and Immunity
  • Photosynthesis and productivity
  • Energy flow and nutrient cycles
  • Microorganisms and culturing
  • Disease and immune responses
  • Environmental change and evidence
Written examination: 1 hour 45 minutes, 90 marks.
Unit 5 · WBI15
Respiration, Internal Environment, Coordination and Gene Technology
  • Respiration and energy transfer
  • Homeostasis and internal regulation
  • Nervous and hormonal coordination
  • Gene expression and inheritance
  • Gene technology and its applications
Written examination: 1 hour 45 minutes, 90 marks.
Unit 6 · WBI16
Practical Skills in Biology II
  • Advanced investigation design
  • Biological sampling and variation
  • Statistical tests and significance
  • Data interpretation and synthesis
  • Evaluation of evidence and method
Written practical-skills examination: 1 hour 20 minutes, 50 marks.

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HK$2,000／4节
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