Difference Between Gram Positive and Gram Negative Bacteria

January 22, 2016

Gram staining is the first stage in identification of the bacteria. It differentiates the bacteria on the basis of chemical properties of their Cell Wall. Hans Christian Gram was the inventor of Gram staining. Please note that NOT all bacteria can be classified by this technique and only those bacteria which can be classified by

Plant Macronutrients and Micronutrients

October 8, 2015

Plants get three elements viz. Carbon(C), Hydrogen (H) and Oxygen (O) from air and water. During the process of Photosynthesis, these three elements are combined to make carbohydrates, with subsequent releasing of Oxygen. While roots absorb water, CO2 enters the plants via stomata (the small leaf openings). Apart from air, 15 of the essential nutrients