What are the most biologically important molecules?

Draw molecular diagrams of:

Water

Carbon dioxide

How many bonds can each type of atom in these form?

What are the most biologically important molecules?

Objectives

To explore a range of biological molecules,

investigating structure and function.

Outcomes

3: Identify a range of biologically important molecules and describe the importance of

carbon.

5: Draw the structure of a range of biologically important

molecules.

7: Construct accurate models of biological molecules.

Key terms: lipid, carbohydrate, protein, carbon, oxygen, metabolism, catabolism, anabolism.

What are the most biologically important molecules?

Why is carbon so biologically important?

What molecules involve it?

Outcomes

3: Identify a range of biologically important molecules and describe the importance of

carbon.

5: Draw the structure of a range of biologically important

molecules.

7: Construct accurate models of biological molecules.

Key terms: lipid, carbohydrate, protein, carbon, oxygen, metabolism, catabolism, anabolism.

What are the most biologically important molecules?

Carbon has the ability to form four covalent bonds

allowing a large diversity of stable compounds to exist.

Carbohydrates, lipids, amino acids and nucleic acids all

have carbon.

Outcomes

3: Identify a range of biologically important molecules and describe the importance of

carbon.

5: Draw the structure of a range of biologically important

molecules.

7: Construct accurate models of biological molecules.

Key terms: lipid, carbohydrate, protein, carbon, oxygen, metabolism, catabolism, anabolism.

What are the most biologically important molecules?

Task

Divide a page down as below. Research and draw the structural formula for each.

Now try to build the molecule with the molymods

Outcomes

3: Identify a range of

biologically important

molecules and describe the

importance of carbon.

5: Draw the structure of a

range of biologically important molecules.

7: Construct accurate models

of biological molecules.

Key terms: lipid, carbohydrate, protein, carbon, oxygen, metabolism, catabolism, anabolism.

Glucose Ribose

Saturated fatty acid

Amino acid

What are the most biologically important molecules?

Outcomes

3: Identify a range of

biologically important

molecules and describe the

importance of carbon.

5: Draw the structure of a

range of biologically important molecules.

7: Construct accurate models

of biological molecules.

Key terms: lipid, carbohydrate, protein, carbon, oxygen, metabolism, catabolism, anabolism.

What are the most biologically important molecules?

Outcomes

3: Identify a range of

biologically important

molecules and describe the

importance of carbon.

5: Draw the structure of a

range of biologically important molecules.

7: Construct accurate models

of biological molecules.

Key terms: lipid, carbohydrate, protein, carbon, oxygen, metabolism, catabolism, anabolism.

What is metabolism on a cellular level?

What are the most biologically important molecules?

Outcomes

3: Identify a range of

biologically important

molecules and describe the

importance of carbon.

5: Draw the structure of a

range of biologically important molecules.

7: Construct accurate models

of biological molecules.

Key terms: lipid, carbohydrate, protein, carbon, oxygen, metabolism, catabolism, anabolism.

The web of enzyme controlled reactions

What are the most biologically important molecules?

Outcomes

3: Identify a range of

biologically important

molecules and describe the

importance of carbon.

5: Draw the structure of a

range of biologically important molecules.

7: Construct accurate models

of biological molecules.

Key terms: lipid, carbohydrate, protein, carbon, oxygen, metabolism, catabolism, anabolism.

What is metabolism on a cellular level?

Anabolism Catabolism

What is it

Examples

What are the most biologically important molecules?

Outcomes

3: Identify a range of

biologically important

molecules and describe the

importance of carbon.

5: Draw the structure of a

range of biologically important molecules.

7: Construct accurate models

of biological molecules.

Key terms: lipid, carbohydrate, protein, carbon, oxygen, metabolism, catabolism, anabolism.

What is metabolism on a cellular level?

Anabolism Catabolism

What is it The synthesis of complex molecules from simpler molecules including the formation of macromolecules from monomers by condensation reactions.

The breakdown of complex molecules into simpler molecules including the hydrolysis of macromolecules into monomers.

What are the most biologically important molecules?

Outcomes

3: Identify a range of

biologically important

molecules and describe the

importance of carbon.

5: Draw the structure of a

range of biologically important molecules.

7: Construct accurate models

of biological molecules.

Key terms: lipid, carbohydrate, protein, carbon, oxygen, metabolism, catabolism, anabolism.

Draw me……….

An amino acid

What are the most biologically important molecules?

Outcomes

3: Identify a range of

biologically important

molecules and describe the

importance of carbon.

5: Draw the structure of a

range of biologically important molecules.

7: Construct accurate models

of biological molecules.

Key terms: lipid, carbohydrate, protein, carbon, oxygen, metabolism, catabolism, anabolism.

Draw me……….

A fatty acid

What are the most biologically important molecules?

Outcomes

3: Identify a range of

biologically important

molecules and describe the

importance of carbon.

5: Draw the structure of a

range of biologically important molecules.

7: Construct accurate models

of biological molecules.

Key terms: lipid, carbohydrate, protein, carbon, oxygen, metabolism, catabolism, anabolism.

Draw me……….

Glucose

What are the most biologically important molecules?

Outcomes

3: Identify a range of

biologically important

molecules and describe the

importance of carbon.

5: Draw the structure of a

range of biologically important molecules.

7: Construct accurate models

of biological molecules.

Key terms: lipid, carbohydrate, protein, carbon, oxygen, metabolism, catabolism, anabolism.

Draw me……….

Ribose