The Building Blocks of The Building Blocks of

In your In your table table groups groups make as make as many many observatioobservations as you ns as you can about can about the the diagram on diagram on the left. the left.

Biomo

lecule

Cards

Biomolecule

Look at the Look at the biomolecule biomolecule

description cards in description cards in the envelope at your the envelope at your

lab table and lab table and without using your without using your notes, do your best notes, do your best to group them using to group them using the characteristics the characteristics on the cardson the cards

Everything – whether itEverything – whether it’’s a s a rock, frog or a flower is rock, frog or a flower is made made up of substances called up of substances called elements. elements.

Those are Those are the things the things that we found that we found in the periodic in the periodic table. table.

Of the naturally occurring Of the naturally occurring elements on earth, only elements on earth, only

about 25% are essential to about 25% are essential to living organisms.living organisms.

In fact, only four of the In fact, only four of the elements elements CarbonCarbon, , HydrogenHydrogen, , OxygenOxygen & & NitrogenNitrogen together together make up more than make up more than 96%96% of of the mass of a human body.the mass of a human body.

Without these compounds, cells Without these compounds, cells could not function.could not function.

Organic compounds contain carbon Organic compounds contain carbon atoms. atoms.

There are four principal classes of There are four principal classes of organic compounds found in all living organic compounds found in all living things:things:

What chemical elements make up these What chemical elements make up these molecules?molecules?

They are made up of building blocks called They are made up of building blocks called monomers, but what are they?monomers, but what are they?

What are some examples of these What are some examples of these biomolecules?biomolecules?

What is their function?What is their function?

Last week we researched these biomolecules and

and record our findings in our notebooks

Biomolecule

Elements its made from:

Monomers (building blocks):

Examples:

Functions:

Chemical structure:

Biomolecule

Elements its made from:

Monomers (building blocks):

Examples:

Functions:

Chemical structure:

Carbohydrates

Elements its made from:

Monomers (building blocks):

Examples:

Functions:

Chemical structure:

C, H, O

Monosaccharides

sugars, starches, glycogen, cellulose

main source of energy for cells

Lipids

Elements its made from:

Monomers (building blocks):

Examples:

Functions:

Chemical structure:

C, H, O

Fatty Acids & Glycerol

Fats, oils, waxes, steroids

Long term energy storage, major component of cell membrane

Proteins

Elements its made from:

Monomers (building blocks):

Examples:

Functions:

Chemical structure:

C, H, O, N

Amino Acids

Muscles & enzymes

Structure, regulates cellular processes & chemical reactions

Nucleic Acids

Elements its made from:

Monomers (building blocks):

Examples:

Functions:

Chemical structure:

C, H, O, N, P

Nucleotides

DNA & RNA

Stores and transfers genetic information

Biomo

lecule

Cards

Biomolecule

Now return to your Now return to your lab groups and lab groups and

check your findings. check your findings.

Are there any Are there any changes you want to changes you want to

make?make?

We use bridge maps like the one We use bridge maps like the one below to show relationships between below to show relationships between

concepts concepts

Birds

Nests

Bears

Caves

BricksPolymers

We use knowledge of biomolecules We use knowledge of biomolecules and their building blocks to complete and their building blocks to complete

the multi-bridge map above. the multi-bridge map above.

Monomer