Life's greatest miracle Term Paper Example | Topics and Well Written Essays - 750 words

Life's greatest miracle - Term Paper Example The producer of the program, Julia Cort notes that the urge to procreate is fundamental to all insects, birds, primates among others. DNA is a molecule responsible for carrying genetic material. It has been 4 billion years since the first discovery of this core molecule of life (Lifes Greatest Miracle). Bacteria replicate by cloning, that makes the parent and the clone identical with the exception of fornication mutants. Cloning as a type of reproduction is disadvantageous in that the species are prone to wipe out in case of a detrimental disease. Sexual reproduction on the other hand involves a male and female organism. Genes from each parent are vital for copulation to take place. The off spring from sexual reproduction is different from the parents and others. Sex results to difference. Variety is advantageous to a population because it translates to survival of a species. Sperm formation takes place in the testicles of a male organism with an approximation of 100,000,000 sperms per day (Lifes Greatest Miracle). Each sperm carries a unique genetic package. Miosis is the process that eggs and sperms undergo for them to exist (Lifes Greatest Miracle). The medical photographer explains the process with the aid of sex cells (egg and sperm). A pair of chromosomes in a sex cell replicate each forming two strands of chromosome attached at the centre. The chromosome then condenses to from an X shape. The partners coil around each other at specific points resulting to the transfer of genetic material. As mentioned earlier, sexual reproduction promotes diversity. Diversity increases the probability of organisms to survive. The narrator tells that majority of males start producing sperms during puberty while in females the creation of eggs onsets as a fetus. The eggs die off over the years. A teenage female outnumbers the adult female in terms of eggs in the ova ry. However, in comparison to a sperm, an egg is of quality rather