Cell reproduction – Biology
A cell dividing into two cells The first reproduction One of the main ways we define whether something is alive is whether it can reproduce - if it can make a new [...]
A cell dividing into two cells The first reproduction One of the main ways we define whether something is alive is whether it can reproduce - if it can make a new [...]
A eukaryote cell (seen through a microscope) full of chloroplasts How do eukaryotes divide? Eukaryote cells generally reproduce themselves using a method called mitosis. When a eukaryote cell senses that there [...]
When did meiosis get started? At first all eukaryote cells divided using a process called mitosis. But about 1.4 billion years ago, some eukaryote cells developed the ability to reproduce using meiosis instead. [...]
Hydra evolution: a hydra budding new hydras Before the hydra For almost three billion years, the only living things on earth were one-celled creatures, either prokaryotes or eukaryotes. What's a prokaryote? And [...]
Reproduction: Hydra budding new hydras RNA and DNA molecules The first form of reproduction began about four billion years ago, when first RNA molecules and then DNA molecules began to make [...]
Fish eggs - eggs science project Different types of eggs This is a simple eggs science project. Check out different kinds of eggs and you'll see the difference between fish [...]