Who observed cells under the microscope for the first time?

Who obtained virus in crystalline form for the first time?

Who made the first microscope?

Collect different water samples of fresh water. Mount them on a glass slide and observe under a compound microscope. Try to identify the organisms which are visible under it.

An onion peel was taken and a. Placed in salt solution for five minutes. b. After that it was placed in distilled water. When seen under the microscope what would be observed in a and b?

Who postulated cell theory?

Who proposed the cell theory?

In which phase condensation of chromosome is completed and chromosome becomes visible, morphology can be easily studies they can be observed clearly under the microscope

Students prepared a slide of onion root tip.There were many cells seen under microscope. There was a cell with two groups of chromosomes moving towards opposite ends of the cell. This cell is in which phase of mitosis?

Carefully observe the following figure: Name the tehcnique shown in the figure and the scientist who demonstrated this technique for the first time.

A student was observing a slide with no label under microscope. The section had some vascular bundles scattered in the ground tissue. It is section of a monocot stem! He exclaimed. No! It is section of fern rachis, said the teacher. Teacher told to observe vascular bundle again. Student agreed. Why?