![Infant receiving a vaccination](/sites/default/files/styles/resource_card_image_360x300_/public/2020-06/infant_immunization.jpg?itok=mEbcFghA)
Immunity and Vaccination
Backgrounders
Learn about the history of vaccines and how vaccines trigger an immune response that keep us from getting some dangerous diseases.
![Labo de Heather McFarlane's](/sites/default/files/styles/career_image/public/2020-06/Heather%20M%27s%20Lab.jpg?itok=i1PiN2C_)
Heather E. McFarlane
Career Profiles
Assistant Professor & Canada Research Chair in Plant Cell Biology
![Serina Hall](/sites/default/files/styles/career_image/public/2020-06/Serina%20Hall2.jpg?itok=2L40RCWU)
Serina Hall
Career Profiles
Mechanical Designer
![Human organs for transplantation](/sites/default/files/styles/resource_card_image_360x300_/public/2020-06/human_organs_for_transplant.jpg?itok=lAobym5E)
Organ Transplantation
Backgrounders
Learn about organ transplantation - what it is, how it can save lives, how your immune system responds, and how the matching process works.
![Anne Simonen au travail](/sites/default/files/styles/career_image/public/2020-05/Anne%20Simonen.jpg?itok=6Km5oaX2)
Anne Simonen
Career Profiles
Civil Engineering Technologist
![Martina Bona](/sites/default/files/styles/career_image/public/2020-05/Martina%20Bona.jpg?itok=ZQ49gAeG)
Martina Bona
Career Profiles
Process Discipline Specialist
![Human kidney cross-section](/sites/default/files/styles/resource_card_image_360x300_/public/2020-04/human-kidney-cross-section.jpg?itok=3VpDHDAd)
Osmosis and Its Role in Human Biology and Health
STEM Explained
Learn how and where osmosis takes place in the digestive system and excretory system and the role of osmosis in kidney dialysis.
Rosadelle Tirados
Biomedical Scientist
![Assortment of the bacteria Escherichia coli](/sites/default/files/styles/resource_card_image_360x300_/public/2020-01/Escherichia_coli.jpg?itok=Vipd9pT-)
Introduction to Bacteria
Backgrounders
What exactly are bacteria? What types of bacteria are there? And are they really as bad as people think they are?
![Inflammation of the knee](/sites/default/files/styles/resource_card_image_360x300_/public/2020-03/inflammation_of_the_knee.jpg?itok=KtxxSVOD)
The Immune Response: A Cellular War
STEM Explained
An inflammatory response is your body’s attempt to fight invaders. Learn how your body springs into action when attacked!
![Coniferous and deciduous trees covered in snow](/sites/default/files/styles/resource_card_image_360x300_/public/2020-03/coniferous_deciduous_snow.jpg?itok=FwvMVkpV)
How Do Trees Survive in Winter?
STEM Explained
What adaptations and processes do trees in northern climates have to survive winter?
![Greta Bauer](/sites/default/files/styles/career_image/public/2020-02/Greta%20Bauer.jpg?itok=AMYJ-alj)
Greta Bauer
Professor, Epidemiology and Biostatistics
Krysten Rutherford
Career Profiles
PhD Candidate, Oceanography
Alicia Rose Rossi
Career Profiles
Forensic Identification Assistant