B1. Molecules | IB Biology

THEME B

B1. Molecules

Form and Function

Explore the fundamental biological molecules – from energy-storing carbohydrates and structural lipids to the versatile proteins that perform countless cellular functions.

🍬 B1.1 Carbohydrates and Lipids

Study the structure and function of carbohydrates and lipids – the molecules that store energy and form cellular membranes.

STANDARD LEVEL

Presentation Slides End of Topic Quiz Workbook

🧪 B1.2 Proteins

Examine the complex structure and diverse functions of proteins – from enzymes to structural components.

STANDARD LEVEL

Presentation Slides End of Topic Quiz

HIGHER LEVEL

Presentation Slides End of Topic Quiz

STANDARD + HIGHER LEVEL

Workbook (Both Levels)

SL+HL

🍬

B1.1 Carbohydrates and Lipids

SLIDES

B1.1 Carbohydrates and Lipids (SL) – Presentation Slides

💡 Use arrow keys or click to navigate slides

View Slides 1

QUIZ

B1.1 Carbohydrates and Lipids (SL) – End of Topic Quiz (20 marks)

📝 Complete the quiz above and submit your answers

Take Quiz 2

DOC

B1.1 Carbohydrates and Lipids (SL) – Workbook

📖 Questions and answers workbook for Standard Level students

View Workbook 3

🧪

B1.2 Proteins

SLIDES

B1.2 Proteins (SL) – Presentation Slides

💡 Use arrow keys or click to navigate slides

View Slides 4

QUIZ

B1.2 Proteins (SL) – End of Topic Quiz (20 marks)

📝 Complete the quiz above and submit your answers

Take Quiz 5

SLIDES

B1.2 Proteins (HL) – Presentation Slides

💡 Use arrow keys or click to navigate slides

View Slides 6

QUIZ

B1.2 Proteins (HL) – End of Topic Quiz (20 marks)

📝 Complete the quiz above and submit your answers

Take Quiz 7

📚

Shared Materials (Standard + Higher Level)

DOC

B1.2 Proteins – Workbook (STANDARD + HIGHER LEVEL)

SL+HL

📖 Questions and answers workbook for both Standard and Higher Level students

View Workbook 8