🔗IB biology - A4.2 Conservation of biodiversity

🔗IB biology - A4.1 Evolution and speciation

🔗IB biology - A3.2 Classification and cladistics

🔗IB biology - A3.1 Diversity of organisms

🔗IB biology - A2.3 Viruses

🔗IB biology - A2.2 Cell structure

🔗IB biology - A2.1 Origins of cells

🔗IB biology - A1.2 Nucleic acids

🔗IB biology - A1.1 Water

🔗清溪幻影2：水草溶叶与工具虾

开缸三周，水草发生了溶叶，但也抽了新芽。缸中长了藻，为避免爆藻，往缸里加了些极火虾作预防。