Question:

Unicellular microscopic organisms were first studied by

Updated On: Jul 7, 2022
  • Robert Hooke
  • Priestley
  • Pasteur
  • Leeuwenhoek
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The Correct Option is D

Solution and Explanation

Leeuwenhoek $(1673)$ was the first to observe, describe and sketch a free live cell
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Concepts Used:

Cell: The Unit of Life

  • A cell is derived as the functional and structural unit of life. Every cell is surrounded by a cell membrane that dissects the external and internal environments of the cell. The interior environment of a cell is called the cytoplasm.
  • It carries cellular machinery and structural elements. The nucleus is present in the center of the cell, which includes all the hereditary information of an organism. Some of the molecules present in the cell are protein, carbohydrates, starch, and sugar.

Read More: Fundamental Unit of Life: Cell

Parts of Cell:

The different parts of a cell and their functions are as follows:

  • Cell Membrane
  • Cell Wall
  • Nucleus
  • Cytoplasm