The Miller- Urey Experiment In the Stanley Miller and Harald Urey designed experiments that tested Alexander Oparin's and J.B.S. Haldane's hypothesis that conditions on the primitive Earth favored chemical reactions that synthesized more complex organic compounds from simpler organic precursors. Miller and Urey used an apparatus that recreated the conditions of what a primitive Earth was thought to consist of at the time. Methane, hydrogen , and steam were all Included to recreate conditions similar to that of a primitive Earth. Their goal was to create complex organic molecules from the simple organic molecules that were believed to be part of primitive Earth's makeup. The Miller- Urey experiment was run for a week and the samples collected were analyzedAnalysis showed that some of the carbon in the apparatus was converted to amino acids molecules, In later experiments , similar to Miller and Urey's, it has been shown that it is possible to form all 20 amino acids commonly found in organisms. Along with nucleic acids, other molecules were detected in samples. Some of these were sugars, lipids, adenine, and even ATP certain conditions. Based on the information in The Miller- Urey Experiment reading passage above, which of the following statements is most accurate ? A. The Miller-Urey experiment provided evidence that Alexander Oparin's and Haldane's hypothesis that canditions on the primitive favored chemical reactions that synthesized more complex organic compounds from simpler organic precursors was incorrect. B. The Miller-Urey experiment proved that a primitive Earth consisted of water, methane, ammonia and hydrogen. C. The Miller-Urey experiment proved that amino acids are derived from simple organic molecules. D. Miller -Urey experiment provided evidence that simple organic molecules found on a primitive Earth could be converted into longer and more complex molecules, given the right set of conditions

Biology Today and Tomorrow without Physiology (MindTap Course List)

5th Edition

ISBN:9781305117396

Author:Cecie Starr, Christine Evers, Lisa Starr

Publisher:Cecie Starr, Christine Evers, Lisa Starr

Chapter2: Molecules Of Life

Section: Chapter Questions

Problem 1FIO: A. The first shell corresponds to the first energy level, and it can hold up to 2 electrons....

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The Miller- Urey Experiment In the Stanley Miller and Harald Urey designed experiments that tested Alexander Oparin's and J.B.S. Haldane's hypothesis that conditions on the primitive Earth favored chemical reactions that synthesized more complex organic compounds from simpler organic precursors. Miller and Urey used an apparatus that recreated the conditions of what a primitive Earth was thought to consist of at the time. Methane, hydrogen , and steam were all Included to recreate conditions similar to that of a primitive Earth. Their goal was to create complex organic molecules from the simple organic molecules that were believed to be part of primitive Earth's makeup. The Miller- Urey experiment was run for a week and the samples collected were analyzedAnalysis showed that some of the carbon in the apparatus was converted to amino acids molecules, In later experiments , similar to Miller and Urey's, it has been shown that it is possible to form all 20 amino acids commonly found in organisms. Along with nucleic acids, other molecules were detected in samples. Some of these were sugars, lipids, adenine, and even ATP certain conditions. Based on the information in The Miller- Urey Experiment reading passage above, which of the following statements is most accurate ? A. The Miller-Urey experiment provided evidence that Alexander Oparin's and Haldane's hypothesis that canditions on the primitive favored chemical reactions that synthesized more complex organic compounds from simpler organic precursors was incorrect. B. The Miller-Urey experiment proved that a primitive Earth consisted of water, methane, ammonia and hydrogen. C. The Miller-Urey experiment proved that amino acids are derived from simple organic molecules. D. Miller -Urey experiment provided evidence that simple organic molecules found on a primitive Earth could be converted into longer and more complex molecules, given the right set of conditions.

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