Dania's science lab blog

 Introduction: Gram staining is a method of differentiating bacterial species into two large groups: Gram positive and Gram negative. Obj...

Introduction:  In this experiment we will see the parts of the mitosi (interfase, profase, metafase, anafase and teloface) in a onion root....

Material:  - Sodium alginate - Sodium chloride - Coca-Cola - Beaker - Pipet - Strainer Procedure:  - We need to mix the sodium chlo...

Material: - Nanoparticles of gold - Watch glass - Distilled water - Water with sugar - NaCl Procedure:  We need to know that the nan...

Material: - Nanoparticles of silver - Sugar and yeast - Distilled water - Erlenmeyer - Hot plate - Ballon - Spatula - Pipet Proced...

Material:  - Two beakers - Mortes - Two effervescent tablet Procedure:  1. We need to take the two effervescent tablet. 2. We need to...

Introduction:  In this experiment we will see different plants pigments. That pigments are: chlorophyll, xanthophyll and carotens. Objecti...