Explain Oparin-Haldane theory of chemical evolution of life.

Q: Explain the Big Bang Theory of Evolution and compare it with the Creation Story in the Book of…

A: Cosmology is the study of the universe's origin, characteristics, operations, and evolution.…

Q: Summarize at least one hypothesis that explains each ofthe four stages of the origin of life.

A: Origin of life : It is the natural process by which life has arisen from non-living matter, such as…

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: Which of these did Stanley Miller place in his experimental systemto show that organic molecules…

A: Answer- S.L. Miller experiment concluded the thoery of chemical evolution. He used all the inorganic…

Q: Was there molecular oxygen in the earth's primitive atmosphere? How has that molecule become…

A: Oxygen is one of the most important molecules or elements for all living organisms. It is…

Q: Contrast neutral molecular evolution withadaptive processes.

A: The neutral theory of molecular evolution holds that almost all evolutionary changes occur at the…

Q: Please, need help with the explanation of the answer: During Chemical Evolution, what would one…

A: Chemical evolution describes changes in entities that do not necessarily need to be able to…

Q: Describe the hypothesized steps in the origin of eukaryotic cells.

A: Eukaryotes are multicellular organisms whose cells have membrane bound organelles, well-defined…

Q: Explain the difference between Lamarckian evolution and Darwinian evolution

A: Evolution is defined as a process in which the heritable characteristics of certain species is…

Q: Show some functions of the tetrahymena hammer head ribozyme, the L-19IVS ribozyme and 28S ribosomal…

A: Hammer head ribozyme: *Hammerhead ribozymes are small, catalytic RNAs  undergoes self-cleavage of…

Q: Does Spallanzani experiment prove or disprove the spontaneous generation of idea of emergence of…

A: An antiquated scientific idea known as the spontaneous generation theory claimed that live things…

Q: 9 7 13 14 20 20 2 6 3 110 15 16 16 S 11 12 17 18 19 19 22 23 33 15 22 21 21 27 27 28 24 29 30 30 25…

A: Within the study of evolutionary science, one critical aspect is the timing of significant occasions…

Q: How does the fact that Earth is a sphere tilted on its axis influence thedistribution of life?

A: Earth is so far the only planet that has the capability to sustain life on it. There are many…

Q: How is origin of life attributed to LIGHT and WATER? Give a detailed explanation.

A: The origin of life is still a mystery and not proved. There are many theories that are suggested by…

Q: How the evolution of oxygen was involved in the initial evolution of terrestrial life

A: Photolysis of water vapors and carbon dioxide produce hydroxyl and oxygen, individually, thus, they…

Q: State in what ways Stanley miller simulated the condition of :-i) Primitive atmosphere on earth.ii)…

A: Stanley miller performed an experiment to prove that organic molecules were produced by the…

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: Explain how evolution occurs after a mass extinction. Give a step-by-step process (use bullet points…

A: After a mass extinction, many habitats are no longer occupied by organisms because they have gone…

Q: Describe the hypothesized steps in the origin of eukaryote cells.

A: Biogeny or biological evolution refers to the origin of first biological cell from non -living…

Q: State the best known contribution of Lamarck.

A: Jean Baptiste Lamarck  was a French naturalist and evolutionist.

Q: Explain the role of supergroups in the classification of life.

A: All living organisms are grouped on the basis of very simple, shared common features. Organisms are…

Q: Explain how organisms are named in the Linnaean system.

A: There are millions of species of plants, animals, and microorganisms and it is not possible to…

Q: List at least one species of each eukaryotic supergroup that isimportant to human life.

A: The eukaryote Tree of Life (eToL) gives the phylogeny belonging to eukaryotic lineages of all kinds.…

Q: If penguinium (element number 119) is ever discovered, what will its electrom configuration be?* O…

A: Introduction A Pure Substance Made Up Entirely Of Atoms With The Same Number Of Protons In Their…

Q: Why should a classification scheme reflect the phylogeny of organisms?

A: An organism alludes to something living that has a coordinated design, can respond to upgrades,…

Q: What is the most accepted hypothesis on the origin of life on earth? How does it compare to the…

A: Introduction The heterotrophic hypothesis on the origin of life is the most compelling and widely…

Q: Order the events relative to one another based on when each occurred in the fossil record. Earlier…

A: Fossils are the preserved remains of ancient organisms ( including animals, plants and…

Q: What is the charge of an electron? no charge O positive neutral negative

A: Electron are subatomic particle carries negative charge and proton carries positive charge while…

Q: Why are scientists interested in the primordial synthesis of organic molecules when it comes to the…

A: Genesis of life is the concept that tries to provide an answer to how life started, especially on…

Q: Describe some of the hypotheses on the origin of life and the characteristics of early prokaryotes,…

A: The natural process through which life has developed from non-living materials, such as basic…

Q: What does Oparin – haldane hypothesis about origin of life suggests.

A: The Oparin-Haldane theory of the origin was discovered by two scientists Aleksandr I. Oparin and J.…

Q: Briefly summarize Lamarck’s concept of the evolutionary process. What is wrong with this concept?

A: Evolution is the process of heritable change in the characteristics of an organism. Such changes…

Q: Identify critical events on a time line of life on Earth and explain their evolutionary importance.

A: The important occurrences in the development of life on Earth are depicted on a timeline in…

Q: State two postulates of Oparin and Haldane with reference to origin of life .

A: A supernatural event—one that is irrecoverably outside the scope of physics, chemistry, and other…

Q: What two pieces of evidence support the claim that all life on Earth descended from a common…

A: Evolution is the process by which the heritable traits of different organisms evolve over subsequent…

Q: Below are some key events that took place during the long history of life on Earth. Arrange them in…

A: Constant change has characterized earth since its beginning some 4.5 billion years ago. life…

Q: Name the eukaryotic kingdom in the five kingdom classification prposed by whittaker?

A: R.H.Whittaker, an American taxonomist proposed five Kingdom classification in the year 1969. The…

Q: Explain Molecular Similarities of All Life-Forms?

A: Biology is the study of living organisms. It is divided into many specialized fields that cover…

Q: Why was it believed that life began in the seas and not in land or air?

A: Scientists believe that the life on the earth began in the depths of the ocean and not on the…

Abiogenesis