Plastid is a two-membrane-bound organelle that is involved in the synthesis and preservation of nutrients. typically found in the photosynthesis cells of plants. Plastids were first discovered and identified in the work of Ernst Haeckel, but A. F. W. Schimper was the first to offer an accurate definition.
Most of the motile bacteria locomote by using threadlike appendages which is extending outward from the plasma membrane and cell wall is known as flagella. Flagella also known as flagellum (Singular form).
What are Microscopes? – Definition of Microscope A microscope is a laboratory optical instrument, which is used to examine or study or see objects that are too small to be seen by the naked eye. There are present different types of microscopes, such as; light microscopes, Electron microscopes, Scanning probe microscopes, Fluorescence microscopes, Super-resolution microscopes,