Cell vs. Virus: A battle for Health
All living things are made of cells. In the human body, these highly efficient units are protected by layer upon layer of defense against icky invaders like the cold virus. Shannon Stiles ta...
Notes by Daniel Paul
Notes, resources, and study guides.
Ecology – Leaving Certificate Biology Terms
- ecology – the study of living things and their environments - environment – everything that surrounds a living thing - community – all populations that live in a certain place - ecosystem ...
What is a Cell?
“A cell is the basic unit of life. This means that we are built out of cells. A house could be built of concrete blocks. The block, in this instance, is the basic unit of the house just as t...
The Basic Structure Of The Cell
“All cells are enclosed by a cell membrane. The function of the cell membrane is to hold the cell contents in place. It is also selectively permeable. This means that the membrane can select...
The Immune System Explained – Why You Are Still Alive
Every second of your life you are under attack. Bacteria, viruses, spores and more living stuff wants to enter your body and use its resources for itself. The immune system is a powerful arm...
Electricity: VOLTs, OHMs and AMPs
What are VOLTs, OHMs & AMPs? Ever wonder what voltage really is?Voltage, Current and Resistance Mr. Andersen describes the relationship between voltage, current and resistance in an electr...
Differences between series and parallel circuits
A simulation to visualise electron flow through both circuit types.
Evil, Pain, Suffering = NO GOD? Why is there evil in the world?
Kinetic type animation that briefly explores the nagging question, “If God is all-good and all-powerful, why is there evil in the world?”The presence of evil, pain and suffering in our world...
How to Study Better
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