Classification is the process of grouping organisms based on their similarities, normally based on observable characteristics.
Taxonomy is the science of describing classifying, grouping and naming organisms. It is the study of how living organisms are classified.
All living organisms are classified into groups based on very basic, shared characteristics. Characteristics such as appearance, reproduction, mobility, and functionality are among the few ways in which living organisms are grouped together.
When elongated, tube –shaped cells from the lining of the intestine are treated with a certain chemical in a dish, the cells sag and becomes round blobs. the internal structures disrupted by this chemical are probably microtubules