IB Biology - teaching & learning resources

Topic 3: The chemistry of life (15 hours)

Assessment Statement

Activity

3.1 Chemical elements and water

Intro activity to chemicals in digestion & Water

Elements in living things - info search

3.2 Carbohydrates, lipids and proteins

Experiment on Pepsi Drinks (pepsi chemistry)

Uses of carbohydrates in Plants and Animals

Nine Carbohydrates - summary doc

Lipids, amino acids, and storage carbohydrates

3.3 DNA structure

DNA origami

Edible DNA

Expt: DNA extraction from banana

3.4 DNA replication

Discovery of DNA - short article and activity

DNA detective activities

3.5 Transcription and translation

Syllabus Summary

 

 

 

Inroductory Activities for Protein Synthesis

Edible Transcription activity

Online Animated Activity

New Powerpoint - OLD Powerpoint starter
- for student explanation of protein synthesis

Micro-arrays to test for mRNA or active genes
(good prep for the trip to Syngenta Seeds)

What does the genome do apart from polypeptides

3.6 Enzymes

Notes on the syllabus

Simple definitions of active site, lock and key, specificity Video & Animation

Experiment on catalase and pH

Denaturing enzymes by temp or pH

Lactase and lactose free milk.

3.7 Cell respiration

Description
Explanation
Measuring

Glycolysis IA

Respirometer Experiment with Yeast IA

Respiration card Sort

3.8 Photosynthesis

Description
Absorption specs
Pathway
Rates of Photosynth.

Self study questions

Separating Photosynthetic Pigments

Absorption of Light in carrot and Spinach expt.

Rate of Photosynthesis experiments

Data & Experiment design.

Photosynthesis Excel modelling activity

Modelling instruction sheet.

IA Design lab -

Respiration Design Lab - intro sheet.

IST Design lab template - help sheet

Fermentation experiments with yeast -ideas

Checklists - for IA lab writeups from a teacher in Thailand

Error analysis - info sheet from the moderator

Alternative - Osmosis Experiment - worksheet

Checklist for design labs from the USA

 

 

 

 

 

 

 

 

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