The Miracle of Life

The Miracle of Life (Reaction Paper) 4 ½ Billion years ago, the young major planet humans was a mass cosmic dust and particles. It was virtu completelyy notwithstanding engulfed by the shallow primordial seas. Powerful winds poised random molecules from the atmosphere some were deposited in the seas, tides and currents swept the molecules unneurotic and someplace in an ocean the miracle of invigoration began. A petite phylum Protozoal was the first organized form of primitive support. Millions of protozoa dwell the ancient seas. These early organisms were completely self-sufficient in their saltwater world. They were covered with hundreds of tiny whipping hairs called cilia and flagella that made cause practical from these one- jail cellphoneed organisms evolved all life on earth. And the invertebrate foot of life the cell has endured unchanged since the first tiny organisms swam in the rock n roll musician of life, the sea. Every keep organism is made up of cells the fundamental units of life on Earth. And all cells reproduce themselves by dividing into devil identical cells. In the cells nucleus is the sinful chemical substance deoxyribonucleic acid. The desoxyribonucleic acid is contained of 46 chromosomes in each cell of the human body. severally chromosome is made up of thousands of genes trenchant segments of DNA which lie on the chromosome.

DNA contains all the ancestral information of the cell and it is the only living substance undefended of reproducing itself exactly. Without DNA, duplication and therefore life itself is not possible. All DNA in all living organisms is chemically identical. Bu! t its emplacement in genes and chromosomes determines what the cells will become. In this film, we witnessed for the first time a wondrous and complex process, the certain conception and increment of a new human being. all(prenominal) beginning lies inside the conveys body in the ovaries; each ovary contains a dope of a million clump cells. Each egg cell or ovum contains 23 chromosomes, Contain hormones to stimulate the growth of 1 egg mature eggs travel by dint of the fallopian...If you want to get a full essay, order it on our website: BestEssayCheap.com

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