BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)
10th Edition
ISBN: 9781305967359
Author: STARR
Publisher: CENGAGE L
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Textbook Question
Chapter 18, Problem 4SA
Miller and Urey created a reaction chamber that simulated conditions in Earth's early atmosphere to test the hypothesis that______.
| a. lightning-fueled atmospheric reactions could have produced organic compounds |
| b. meteorites contain organic compounds |
| c. organic compounds form at hydrothermal vents |
| d. oxygen prevents formation of organic compounds |
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Chapter 18 Solutions
BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)
Ch. 18 - An abundance of___________ in Earths early...Ch. 18 - The first interval of Earths existence is called...Ch. 18 - The prevalence of ironsulfur cofactors in...Ch. 18 - Miller and Urey created a reaction chamber that...Ch. 18 - RNA in ribosome catalyzes formation of peptide...Ch. 18 - By one hypothesis, clay________. a. facilitated...Ch. 18 - Photosynthesis carried out by one group of...Ch. 18 - Mitochondria are most closely related to...Ch. 18 - The presence of ozone in the upper atmosphere...Ch. 18 - A ribozyme consists of ___________. a. clay c. DNA...
Ch. 18 - A rise in oxygen in Earths air and seas set the...Ch. 18 - Which of the following was not present by the end...Ch. 18 - The first chloroplasts evolved from ___________....Ch. 18 - During the Precambrian, _______. a. atmospheric...Ch. 18 - Arrange these events in order of occurrence, with...Ch. 18 - Researchers looking for fossils of the earliest...Ch. 18 - Rickettsia bacteria always live as parasites...
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.Similar questions
- What was Oparin-Haldane hypothesis on the emergence of life on Earth? A. The Earth's amino acids were derived from volcanic eruptions B. The Earth's amino acids were from a 4.5 billion years old meteorite C. Inorganic compounds created organic compounds spontaneously D. Inorganic compounds were results of lightning and UV radiationarrow_forwardThe Miller experiment consisted of various gases, believed to have been present in the early atmosphere of Earth, exposed to an electrical arc. This experiment resulted in a. nothing. b. carbon dioxide gas and water vapor. c. amino acids. d. rain.arrow_forwardWhich of the following did Stanley miller place in the experimental system to show that organic monomers could have risen from inorganic molecules on the early Earth? A. Only RNA B. Microspheres C. Purines and pyrimidines D. All of these are correctarrow_forward
- Imagine that scientists have found traces of liquid water on the surface of Mars. Could this discovery be indicative of the possible existence of life on the planet? Explain the role liquid water plays in sustaining life.arrow_forwardAn abundance of___________ in Earths early atmosphere would have prevented the spontaneous assembly of organic compounds on early Earth. a. hydrogen b. methane c. oxygen d. nitrogenarrow_forwardRadiometric dating is a technique used to determine the age of rocks. Geologists have used this technique to determine that: A. The universe started with the "Big Bang." B. Earth is about 6.2 trillion years old, and life appeared on Earth about 4.9 trillion years ago. C. Earth is about 4.6 billion years old, and life appeared on Earth about 4.1 billion years ago. D. Earth is about 4.6 million years old, and life appeared on Earth about 4.4 million years ago. E. Earth is about 6.2 thousand years old, and life appeared on Earth about 6 thousand years ago.arrow_forward
- The most useful method for dating ancient calcium rich cave deposits would be Group of answer choices A: Argon-Argon Dating B: Paleomagnetic Reversals C: Electron Spin Resonance Dating D: Uranium-Thorium Dating E: Potassium-Argon Datingarrow_forwardSummarize the theories on how life on Earth began A. Inorganic molecule form organic molecules. B. Organic molecules form comets.arrow_forwardThe Andes Mountain Range is located along the western coastline of South America and includes a number of active and inactive volcanoes. (a) Describe how this mountain range formed and (b) explain why the Atacama Desert is located on the western edge of this mountain range. *arrow_forward
- an abundance of ______________ in earth's early atmosphere would have interfered with assembly of organic compounds.arrow_forwardIn the Urey-Miller experiments with the origin of life forms, what was the purpose of the electric sparks passed through a mixture of gases? Group of answer choices simulate lightning simulate sunlight simulate temperature produce rain from clouds sterilize the gasesarrow_forwardUnderstand the importance of the Miller-Urey experiments that recreated the conditions present in early earth and caused organic molecules to form spontaneously.arrow_forward
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