• Biology

    Gas Exchange in fish

    This gas exchange is only for bony fish 🙂 Gills The gills are made up of tiny structures called lamellae. Lamellae are very similar to the villi in the intestine and have a lot of similar features. The role of…

  • Biology,  Chemistry

    Water

    Water is a made up of two hydrogen atoms and one oxygen atom as shown in the water molecule below. Water can act as a buffer and has a high specific heat capacity. Why Water Acts as a buffer? A…