| It applies mutatis mutandis to the production of all multi-cellular marine algae or phytoplankton and micro-algae for further use as feed for aquaculture animals. |
| Many thousands of complete specimens have been preserved on exposed bedding surfaces, providing the earliest and most complete record knowing of Eliacaran multi-cellular life. |
| Sponges are aquatic animals that are multi-cellular but without tissues. |
| The earliest evidence for multi-cellular organisms dates their first appearance to about a billion years ago. |
| Dr. Brenner's worm, multi-cellular yet relatively simple, became the most appropriate model system. |
| Aquatic plants come in many forms, from relatively simple multi-cellular algae to reeds and water lilies. |
