The 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.
Q: In their laboratory experiments of simulations of early Earth, Miller and Urey observed the abiotic…
A: Miller and Urey Experiment was performed to demonstrate the chemical origin of life. In the…
Q: Understanding geologic time is significant because it helps us a. Understand humans’ impact on our…
A: The evolution of different organisms occurs in different time periods on the earth. The primitive…
Q: When there is too much glucose in the blood, the pancreas releases insulin to help store away the…
A: Maintaining blood glucose level is an example of Answer option : A homeostasis
Q: Many scientists claim that the synthesis of the first organic molecules from inorganic precursors…
A: Null hypothesis is a statement which is based upon certain observations and facts.
Q: Understand the importance of the Miller-Urey experiments that recreated the conditions present in…
A: Stanley Miller and Harold Urey demonstrated in their experiment that UV radiations or electric…
Q: In the 1950s, scientists Miller and Urey conducted a classic experiment in which water, methane,…
A: Evolution is the study of origin of earth, origin of life on earth and relationship between…
Q: Which of the following did Stanley miller place in the experimental system to show that organic…
A: Stanley Miller and Harold Urey's experiments reported evidence of chemical evolution or Chemogeny.…
Q: What did the biology experiments on the Viking landers discover? A. Although Mars's soil is…
A: The Viking Program consisted of two American space probes, Viking 1 and Viking 2, that were sent to…
Q: Regarding early life on Earth, A) microbial life existed for billions of years before plant and…
A: The early earth atmosphere was probably mostly carbon dioxide with little or no oxygen. There were…
Q: Organisms A B C D E A X 31 42 8 65…
A: From the table given it is observed the number of amino acids of five different organisms. We can…
Q: Simple systems (of this type) of RNA , enzymes, and coenzymes have been created in the laboratory.…
A: Chemical evolution refers to changes in entities that do not have to be able to reproduce…
Q: Martian meteorites found in Antarctica were determined to possibly contain life. Scientists looked…
A: Known as ALH 84001, the Martian rock whose remains were present in meteorites contained structures…
Q: With regard to the origin of life, why are biologistsinterested in the prebiotic synthesis of…
A: Introduction The Oparin-Haldane model suggested that under the highly reducing atmosphere of…
Q: Enzymes are proteins, and therefore are structurally linked to DNA sequences. How could natural…
A: Proteins is made up of amino acids which are encoded by DNA strands. Mutation in DNA strand is…
Q: What are all living organisms based upon? Group of answer choices a. Nitrogen b. Carbon c. Water d.…
A: What is one element on earth which is in abundance and which makes the very basis of life on this…
Q: What are the 3 layers of the earth
A: The distance from beneath your foot to the center of the earth is approx 6,371 Km. The internal…
Q: Which occurrence represents an example of evolution? a. Exposure to radiation reduces the rate of…
A: Evolution is the change in the characteristics of a species over several generations. It relies on…
Q: How does Astrobiology connect to unifying themes and principles of biology? (Give 2 examples)
A: The field of science which is concerned with the origin, early evolution, distribution, and future…
Q: Which of the following is true? A) Life originated around volcanic vents deep in the oceans. B)…
A: Abiogenesis is the theory that explains that life originated by the spontaneous process in hot…
Q: which term describes any ancient remains, impressions, or traces of an organism or traces of its…
A: Certain minerals may be smelted more easily than others, and these are known as ore minerals.…
Q: DNA (a) is produced during cellular respiration (b) functions mainly to transmit information from…
A: Deoxyribonucleic acid is a molecule made up of two polynucleotide chains that coil around each other…
Q: Based on the Origin of Life by John H. McClendon, what are the implications of each theories?
A: Origin of life by John H.McClendon It explains the Origin of the atmosphere ocean, and earth crust…
Q: Why was the development of enzymes fundamental to the evolution of life?
A: Answers: ENZYMES = These are the chemical molecules produced by many microorganisms, When they…
Q: In the 1950s, Miller and Urey obtained support for the hypothesis that simple organic molecules…
A: Stanley Miller and Harold Urey conducted an experiment in 1953 to put Oparin and Haldane's theories…
Q: Darwin utilized information from a variety of sources to support his theory of evolution. Which of…
A: Charles Darwin proposed the theory of evolution by natural selection. It was first formulated in his…
Q: Organisms A B C D E A X 31 42 8 65 B 31 X 14 3 10 C 42 14 X 72 43 D 8 3 72 X 19…
A: From the table given it is observed the number of amino acids of five different organisms. We can…
Q: Scientists Stanley Miller and Harold Urey set up an experiment modeling the environmental conditions…
A: Conclusion from stanley Miller and Harold urey experiment is:- Life assembled from chemical building…
Q: Based on the Origin of Life by John H. McClendon, how did life on earth start based on the different…
A: The origin of life on earth is mysterious and difficult to determine because it began at least 3.8…
Q: Read the following article and answer these questions: 1. a. b. c. d. What is the main point of the…
A: Evolution helps us to understand how organism are developed and changing constantly.
Q: Scientists think that terrestrial life probably originated in Earth's oceans because Choose one:…
A: Question - Scientists think that terrestrial life probably originated in Earth's oceans because…
Q: When you receive a prescription for an antibiotic, your doctor or pharmacist will tell you that it…
A: Antibiotics are the drugs that are used to fight against some kind of bacterial or fungal infection.…
Q: When did some Africans gain the ability to process lactose? Describe how the evolutionary force of…
A:
Q: The Miller experiment did not create life, nor did the gases used resemble Earth’s first atmosphere…
A: In 1952 Miller and urey conducted experiments to hypothesize the formation of complex organic…
Q: Read the following article and answer these questions: 1. a. b. c. d. What is the main point of the…
A: Evolution helps us to understand how organism developed and changing constantly at its pace.
Q: What evidence is there for the hypothesis that life originated on Earth by the creation and…
A: The origin of life on the earth is both an interesting and a difficult question to answer. We have a…
Q: Which result from the Miller and Urey experiment provides evidence that the molecules of life could…
A: Introduction :- The Miller-Urey experiment was the first to show that inorganic components might be…
Q: Located below is a list of examples of hypotheses. You must critique each hypothesis and assess if…
A: A hypothesis is an assumption that is proposed for so that it can be tested to see if it might be…
Q: What is the name of the evolution where carbon, oxygen, nitrogen were formed?
A: Carbon, nitrogen and oxygen They are the three main basic components of life. Life is impossible…
Q: How do Astrobiology connect to the unifying themes in biology and the crosscutting concepts
A: Astrobiology is a multidisciplinary branch of science that investigates the origins, early…
Q: Oparin-Haldane hypothesis
A: Answer:
Q: Which of the following was likely MOST important for life to begin existing on Earth? A. sunlight…
A: The correct answer is- C. Sunlight
Q: Radiometric dating is a technique used to determine the age of rocks. Geologists have used this…
A: Radiometric dating is a technique used to determine the age of rocks. There is a constant rate of…
Q: a. Explain how bacteria allow for experimentation in evolutionary biology b. Give a brief outline of…
A: Microscopic organisms is a least complex prokaryote which has the short age season of 20 minutes. As…
Q: In order to better understand evolutionary relationships, I add antiserum containing anti-human…
A: Molecular biology is used in evolution to examine the nucleotide sequence of DNA and amino-acid and…
Q: Based on the Origin of Life by John H. McClendon, which of theories is most plausible
A: Origin of Life, by John H. McClendon, is an informational book about the origin of life on Earth. It…
Q: Why do we say that life is based on carbon
A: Carbon (from Latin word carbo meaning "coal") is a chemical element with atomic number 6 and the…
Q: Using examples explain how biology can be studied from a microscopic approach to a global approach?
A: “Since you have asked multiple question, we will solve the first question for you. If you want any…
Q: The Miller-Urey experiment was a landmark step in our understanding of the origins of life. But what…
A: Introduction Stanley Miller and Harold Urey devised a test to put Oparin and Haldane's theories to…
| a. |
nothing.
|
|
| b. |
carbon dioxide gas and water vapor.
|
|
| c. |
amino acids.
|
|
| d. |
rain.
|
Trending now
This is a popular solution!
Step by step
Solved in 2 steps
- Which of the following was likely MOST important for life to begin existing on Earth? A. sunlight B. DNA C. a source of oxygen D. a source of energyThe Miller-Urey experiment simulated compounds present in the atmosphere of early Earth, lightning, and the evaporation and condensation of atmospheric water. What other information about the conditions on Earth during this time period would you want to know to improve the experimentwhat simple organic molecules were likely the precursors of life? a. water and proteins b. amino acids and nucleotides c. oxygen and carbon d. prokaryotes and eukaryotes
- In 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 gasesWhich of these steps probably occurred first in the chemical andbiological evolution of life?a. The cell membrane of a protobiont formed.b. The first organic molecules formed.c. The original genetic material was RNA.d. Simple organic monomers formed from inorganic materials.Which sentence best describes the logic of scientific inquiry?(A) If I generate a testable hypothesis, tests and observationswill support it.(B) If my prediction is correct, it will lead to a testablehypothesis.(C) If my observations are accurate, they will support myhypothesis.(D) If my hypothesis is correct, I can expect certain test results.
- Which of the following is the last step in the Oparin-Haldane Model for the beginning of life? a. Membranes form around the first cells b. Simple molecules assembled into building blocks c. Polymers assembled from simple building blocks d. Asteroids and meteors provide building blocks for life on earthDiscuss the hypothesis of Alexander Oparin and John B.S. Haldane about how living matter came to be.In Stanley Miller’s experiment to recreate the early Earth conditions that gave rise to life, describe which part of the experimental instruments mimicked the ocean, the atmosphere, rain, and lightning.
- What is biology? A) The study of life. B) The study of the environment. C) The study of DNA. D) The study of genetics. E) The study of the earth.Scientist have determined that the early Earth had no free oxygen anywhere. Briefly explain what evidence in the rock layers that scientists found to prove when the early conditions on earth had free oxygen in the atmosphere.Which of the following steps has not yet been accomplished byscientists studying the origin of life?(A) synthesis of small RNA polymers by ribozymes(B) formation of molecular aggregates with selectivelypermeable membranes(C) formation of protocells that use DNA to direct thepolymerization of amino acids(D) abiotic synthesis of organic molecules