STARTER: LABEL ME!

DNA structure and replicationHL IB Biology

Everyone should:Be able to label a DNA molecule/strandDefine the terms pyramidine and purine

Most will:Explain how the double helix structure of DNA is maintainedList the enzymes and their roles used for DNA replication

Some might: Explain how DNA replication takes place in prokaryotes

Now complete 7.1 in your key word glossary booklet!

Can you sort the following statements into a table?

STARTER

PROKARYOTIC DNA EUKARYOTIC DNA

circular chromosome

linear chromosome

DNA not associated with proteins DNA associated with proteins

DNA attached to cell wall DNA located in the nucleus

Forms chromatin

Doesn’t form chromatin

DNA structure and replicationHL IB Biology

Everyone should:List the enzymes and their roles used for DNA replication

Most will: Outline how DNA replication takes place in prokaryotes

Some might: Explain why DNA replication takes place in eukaryotes differently from prokaryotes

http://tinyurl.com/y9e89rh

Class task

• Watch the video about HL DNA replication in prokaryotes

• As a group can you match up the enzymes to their uses?

CLASS TASK

Now complete your DNA Replication drawing

sheet

PLENARY:Can you narrate the animation?

STARTER:Can you narrate the animation?

TASKS:1. Finish DNA Drawing2. Try the cut and paste HL essay activity