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Unit 3: Genetic Continuity

DNA barcoding used to test food

The Classification of Life: From Linnaeus to DNA Barcoding

Backgrounders

Learn about two taxonomy systems that scientists use to classify the life around us.

Cartoon mammoth

Should Scientists Clone Extinct Species?

STEM Explained

Cloning makes it possible to bring extinct species back to life. But is that a good idea?

Down Syndrome karyotype

Meiosis Mistakes

STEM Explained

Errors during meiosis can alter the number of chromosomes in cells and lead to genetic disorders.

Great tits eat from a bird feeder

Natural Selection in Your Backyard

STEM Explained

A study on bird feeders and beak sizes shows how an everyday human activity can affect the evolution of another species.

DNA "unzipping"

How can I obtain a sample of DNA?

Hands-on Activities

Be a biochemist! Learn how to extract DNA from an onion and find out what DNA looks like.

 An artist’s interpretation of gene editing technology

Genome Editing

STEM Explained

Medical biotechnology allows scientists to make changes to the genomes of living things. What are the pros and cons of having access to techniques like these?

Hand with screwdriver “repairing” DNA

DNA Damage and Repair

Backgrounders

This backgrounder explains the different ways that cells repair damage to DNA.

a boy looks at a hamburger

Do You Know What's On Your Plate?

STEM Explained

In 2013, many Europeans learned their beef lasagnas were actually made of horse meat. Learn about food fraud, and how a Canadian invention can help detect it.

Test tubes in a laboratory

DNA Extraction

Backgrounders

Learn the basics of how DNA can be extracted from cells.

Damage to DNA

Radiation Effects on Cells & DNA

Backgrounders

This backgrounder explains the effects of radiation on cells and DNA.

Jordan Thomson | Responsable de la planification stratégique chez Ontario Genomics

Jordan Thomson

Career Profiles

Manager, Strategic Planning

Jordan Thomson is the manager of strategic planning for Ontario Genomics.
Amanda Naaum | biologiste moléculaire en chef chez TRU-ID

Amanda Naaum

Career Profiles

Lead Molecular Biologist at TRU-ID

Amanda Naaum is the lead molecular biologist at TRU-ID.
Andrew Bullen | Enseignant de sciences

Andrew Bullen

Career Profiles

Science Teacher

Andrew Bullen is a science teacher at Paul Rowe Jr/Sr. High School.
Kathy Deuchars | Ontario Genomics

Kathy Deuchars

Career Profiles

Senior Manager

Kathy Deuchars is the Senior Manager of Business Development and Research, Ontario Genomics
Marc Fiume | PDG de DNAstack

Marc Fiume

Career Profiles

CEO

Marc Fiume is the CEO of DNAstack, a software that manages genomic data.