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Chapter 12, Problem 2MC
Summary Introduction

Introduction:

It would have been necessary for the first genetic material to carry information needed for replication, and simultaneously, be the machinery that carries out the process of replication.

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Which result from the Miller and Urey experiment provides evidence that the molecules of life could have spontaneously been produced in the ancient Earth environment? a After their experiment, they produced DNA from amino acids. b They showed how DNA can be produced from simple molecules that included water, oxygen, carbohydrates, and lipids. c Their experiment produced amino acids—the building blocks of life—from chemicals that existed in the environment of ancient Earth. d Miller and Urey's experiment provided evidence that showed that although oxygen was lacking in the environment of ancient Earth, it could be readily made from the decomposition of rocks and minerals.
Which statement below about DNA is false? A. DNA is present in an essential for all living cells. B.  DNA is located in the nucleus of eukaryotic cells. C. DNA  is always perfectly copied during DNA replication. D.  DNA can exist as a linear or circular molecule.
What did the Miller-Urey experiment demonstrate? A. Life originated in outer space and was brought to Earth on a meteor. B. Complex molecules can be formed from water, carbon dioxide, methane, ammonia, and hydrogen gas in a reducing atmosphere. C. Eukaryotic cells evolved from prokaryotic cells following an endosymbiotic event. D. RNA was the genetic storage merial before DNA.
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Theory of Spontaneous generation | Abiogenesis and Biogenesis |; Author: subrata das;https://www.youtube.com/watch?v=tcyESFngVPk;License: Standard YouTube License, CC-BY