Microbes are tiny living things that are found all around us and are too small to be seen by the naked eye. They live in water, soil, and the air. The human body is home to millions of these microbes too. They are also known as microorganisms or microscopic organisms as they could only be seen under a microscope. They make up almost 60% of the earth’s living matter.

Sexual Reproduction – An Important Innovation of the Early Protists.
Like the development of the flagellum for movement, sexual reproduction in protists involving meiosis, syngamy and zygote formation appears to have been a major evolutionary innovation by the primitive protists. This innovation has made a profound effect on more complex organisms. […]