BIS 2A essay 1 - Terrance Murphy BIS 2A 24 November 2009 An...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
Terrance Murphy BIS 2A 24 November 2009 An Inevitable Phenomenon The appearance of life on earth was obviously bound to happen. No one can be one hundred percent sure about what caused this creation, but there are many scientists who have come up with their own unique theories. I think it’s safe to say that the creation of life on earth wasn’t one single event; it was a massive amount that combined with the conditions of earth at that particular time. The appearance of life on earth was an inevitable phenomenon that resulted from various chemicals accumulating throughout earth’s surface, climate and temperature changes that acted as a catalyst to everything in sight, and the mysterious production of DNA. Chemicals accumulated on earth’s surface throughout a period of many years which could be one of the major causes for life on earth. “We do not know what chemical raw materials were abundant on earth before the coming of life, but among the plausible possibilities are water, carbon dioxide, methane, and ammonia: all simple compounds known to be present on at least some of the other planets in our solar system” (Dawkins, 208). Scientists are still unsure of what chemicals were present before life appeared on earth, but almost all of the studies that they have recently done show that water, carbon dioxide, methane and ammonia were among the first present. Using these chemicals scientists are able to try and re-create the conditions of the young earth. By placing all the simple substances into a flask and providing a source of faux energy they are able to observe what might have happened many years ago. “After a few weeks of this,
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 2
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 01/17/2012 for the course BIO SCI 2A 54936 taught by Professor Comai during the Fall '10 term at UC Davis.

Page1 / 5

BIS 2A essay 1 - Terrance Murphy BIS 2A 24 November 2009 An...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online