DNA, Cells and Organisms
Taxonomic Classification: From Domain to Species
In biology, we categorize life by how similar organisms are with each other. Like a family tree, we find relationships by their classification of life. […]
DNA, Cells and Organisms
DNA, Cells and Organisms
What Are the 3 Domains of Life?
We categorize life into 3 domains of life: eukarya, archaea and bacteria. Domains classify life in the most general way such as the presence of a nucleus. […]
DNA, Cells and Organisms
Cambrian Explosion: Life Diversification in the Oceans
The Cambrian explosion was the largest diversification of life in Earth’s history. Ocean life started as sparse and simple. Then, it remarkably diversified. […]
DNA, Cells and Organisms
Cellular Respiration Steps: Energy Conversion in the Body
The single-most important biochemical reaction human beings need is cellular respiration. Our cells require oxygen to break down the food and provide energy. […]
DNA, Cells and Organisms
We Are Made of Stardust from Old Supernovas
Supernovas are the dying stage of a star when the star explodes. Heavier elements like copper and zinc get flung out into space which we find in our bodies. […]
DNA, Cells and Organisms
Human Cells vs Bacteria: Microbiota in Your Body
By 10 to 1, colonies of bacteria outnumber human cells. We rely on bacteria because they break down sugars, help digest food and protect against infections. […]
DNA, Cells and Organisms
DNA Deoxyribonucleic Acid: The Origin of Your Genes
Your identity is decided by 4 letters of DNA (A, T, G & C). And there’s so much Deoxyribonucleic Acid in your body that it stretches all the way to the moon. […]
