Les 8 DNA techniques

• Biologie
• Middelbare school
• vwo
• Leerjaar 3

What we will do

• Recapitulation
• Explanation basics 8 DNA techniques
• Time to work
• Quiz

Mathilde gets a perm at the hairdresser. Does this change her genotype and phenotype?

1. Genotype yes, phenotype yes
2. Genotype yes, phenotype no
3. Genotype no, phenotype yes
4. Genotype no,phenotype no

At what point is your genotype formed?

1. From birth
2. From fertilisation
3. Never happens since it can keep changing
4. From puberty

Guinea pigs can be black-haired or white-haired. Black is dominant. There are four possible crosses.
Which of the crosses has the greatest chance of producing a white guinea pig?

1. heterozygoust X homozygous dominant
2. homozygous dominant X homozygous recessief
3. homozygous recessief X heterozygous
4. heterozygous X heterozygous

Two parents are heterozygous for the brown eye color. Brown eyes are dominant over blue ones.
They have identical twins Guus and Kees.
Guus has blue eyes. What are the chances that Kees also has blue eyes?

1. 0%
2. 25%
3. 50%
4. 100%

View the kinship schema.

What is the most recent common ancestor of the wolf, leopard and cat?

1. A
2. B
3. C

Make the next crossing on paper!

P: AA x aa

What is F1?

Wat is F2?

Learning objective

You can describe some DNA techniques in biotechnology.

What is biotechnology ?

Collective name techniques in which organisms are used to make products for humans.

Recombinant-DNA-Techniques

New form

DNA is changed

Genetic modification

The introduction of desired hereditary characteristics into an organism

Transgenic: genetically modified organism

Microorganisms, plants or animals

Recombinant-DNA-techniques

Recombinant-DNA

• Transferring DNA from one species to another species.
  
• Properties can be transferred.

Crispr-Cas

Crispr-cas

• This allows you to 'cut and paste' DNA very accurately.
  
• This is called gene editing.
  

Used to repair, delete or add genes.

Other DNA techniques

• For solving crimes
  
• Kinship research

Discokiller

• murder of 5 women
  
• 80s
  
• arrested after 18 years
  
• DNA test

Biotechnology is centuries old

1. waar
2. niet waar

Biotechnology is used in the production of beer and sauerkraut

1. Ja
2. Nee

Does the application of biotechnology always involve genetic modification?

1. ja
2. nee

What is done with recombinant DNA technology?

1. Met behulp van bacteriën wordt van melk yoghurt gemaakt.
2. In het DNA van een organisme wordt nieuwe erfelijke informatie aangebracht.
3. de celkern van een lichaamscel van een organisme wordt gecombineerd met een 'lege' eicel van een ander organisme
4. Er wordt gekeken of er een DNA match is tussen een verdachte en bewijsmateriaal

What is the collective name for techniques that use organisms to make products for humans?

1. DNA- recombinant technique
2. Genetic modification
3. Biotechnology
4. Cloning

Let's work

Make questions 1,2, 3, and 9