Compare and contrast the “primordial soup” and the “iron-sulfur world” hypotheses.

Q: In the shale unit, you find the following fossil: What is the mode of preservation of this…

A: A Fossil is a preserved remains of an organism, its impression, or its traces. The organism when…

Q: What makes a good hypothesis?

A: A hypothesis is a reasonable deduction or educated guess of what will occur. In science, a…

Q: In which probable stage of physical and chemical evolution of life were gaseous oxygen and water…

A: Earth was formed some 4.6 billion years ago from the sun due to the continuous bombardment of huge…

Q: Explain how the Miller-Urey experiment (among others) provided support for the “primordial soup”…

A: Miller and Urey's experiment used water (H2O), methane (CH4), ammonia (NH3), and hydrogen (H2). The…

Q: Organisms living at the bottom of oceans, rivers, and lakes are all called benthos.

A: Introduction: The benthic zone, which includes the sediment surface and some sub-surface layers, is…

Q: In what way was the evolution of eukaryotic cells linked to the increase in the oxygen concentration…

A: Evolution is a continuous process and we are still evolving. Evolution is nothing but adapting to…

Q: Are the three methods/hypotheses of producing the building blocks of life on earth mutually…

A: Introduction carbon is the building blocks life on earth.

Q: Compare and contrast Spallanzani’s, Pasteur’s, and Tyndall’s experiments that tested spontaneous…

A: Spontaneous generation is the process discovered in early times so as to describe the theory of the…

Q: Which of the following changes in early prokaryotes could be predicted to result in the emergence of…

A: Introduction : 1) The first single-celled organism appeared on earth about 3.5 billion years ago.…

Q: These are one of the most important fossil record of the early life forms here on Earth and formed…

A: Q.These are one of the most important fossil record of the early life forms here on Earth and formed…

Q: ___________ chains of evidence show events in theorder in time in which they occurred.

A: The chain of evidence is significant in a forensic procedure. It helps in description of the events…

Q: I'm very confused about these diagrams. Can anyone tell me how to understand them? Or where to look…

A: DISCLAIMER : Since you have posted a question with multiple sub-parts, we will solve first three…

Q: Do you beleive on Cozmozoic hypothesis? Why?

A: Cozmozoic hypothesis states that the current universe is not the first one, and that there have been…

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: Can you answer all the parts of this question about this picture  A: What is the structure shown…

A: Mollusca is the second largest phylum in the animal kingdom. Most of the molluscs have shells. The…

Q: A. Would you consider the anole lizard example adaptive radiation?  B. Explain how anole lizards…

A: Ans 1 )Adaptive radiation - the evolution of any living organism , plant or an animal  to extensive…

Q: compare and contrast the requirements for the origin life

A: The origin of life is a long-standing and contentious topic, with various mechanisms postulated.…

Q: Use the following figure to answer the question below. А в с DE F G Which phylogenetic tree is the…

A: Phylogenetic tree is a diagrammatic representation which determines the evolutionary history of am…

Q: Based on the table, which is likely to have evolved earliest?

A: Evolution is a continuous process and we are still evolving. Evolution is nothing but adapting to…

Q: Question: What is the difference between morphological and biological species concepts

A: Species are groups of organisms with similar characteristics, where they are capable of…

Q: QUESTION 2 Approximately when did living things first appear on land? O 4.75 billion years ago O 3.5…

A: The age of the earth is estimated to be about 4.54 billion years. When the earth was formed for the…

Q: Contrast the gradualistic model of evolution with the punctuated equilibrium model of evolution.

A: BASIC INFORMATION EVOLUTION The theory of evolution was first given by the Jean Baptist de Lamark.…

Q: Compare and contrast gradualism with punctuatedequilibrium.

A: Gradualism and punctuated equilibrium are two types of evolutions and it is believed that most…

Q: Why was the abandonment of the spontaneous generation theory so signifi cant?

A: Spontaneous generation theory believes that living things can originate from non-living things and…

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: Compare and contrast the difference between a prehistoric organism and modern-day organisms. What…

A: Answer

Q: Identify the stages of the origin of life hypothesis.

A: BASIC INFORMATION EVOLUTION The theory of evolution was first given by the Jean Baptist de Lamark.…

Q: What model for WHERE life began (not HOW life began) seems to be highly unlikely, and which model is…

A: Introduction :- Evolution is the phenomenon which leads to the origin of first life on our planet…

Q: “Life has profoundly changed the Earth.” Explain whether or notthese experimental results support…

A: The earth was formed about 4,570 million years ago and over the passage of time, different…

Q: Can you answer all the parts of this question about this picture  A:What phylum does this organism…

A: Planarians or flatworms are organisms that are bilaterally symmetrical, triploblastic, acoelomate,…

Q: Use examples associated with the malaria parasite, Plasmodium, to illustrate why an understanding of…

A: Endosymbiosis is a symbiotic relationship in which one organism lives inside the body of another.…

Q: What is the "Cambrian Explosion" and why is it significant?

A: The Cambrian period is the first period of the Paleozoic era and started around 542 mya. This period…

Q: What caused the Cambrian explosion? Describe current hypotheses.

A: Cambrian explosion denotes the most significant event in the evolution or the history of life on…

Q: Which statement comparing these organisms is correct?

A: Answer: SKELETON = It is the framework which supports the posture of an individual, it is made up of…

Q: The most accurate phylogenies use…   a. Analogous characteristics   b. Evolutionary reversals…

A: The history of evolutionary development of a species or a group of organisms is known as phylogeny.…

Q: Please answer question B. Base on the size of this organism, in which domain would it be classified?

A: There are three domains of life as per Carl Wose 16S rRNA classification.

Q: Give reason why is it difficult to estimate global diversity for prokaryotes?

A: Prokaryotes are the organisms that possess primitive cellular organization such as bacteria. They do…

Q: Organism A lived from 410 to 60 million years ago. Organism B lived from 200 to 100 million years…

A: In case of human or animal remains from the past 50,000 years, researchers focus at levels of carbon…

Q: Compare the two theories of evolution, gradualism and punctuated equilibrium.

A: Evolution is a phenomenon that describes the change in the characteristics of an organism over…

Q: Compare the prebiotic soup hypothesis with the iron–sulfur world hypothesis.

A: Both prebiotic soup hypothesis and iron sulphur world hypothesis were given by different scientists…

Q: Describe the time line of appearances of different types of organisms on earth.

A: Evolution can be defined as the unrolling of nature that brings about an orderly change from one…

Q: Give 1 reason from the reading that shows that there are no life forms on Venus.

A: Venus is the second planet in our solar system that is named after a female. It is slightly smaller…

Q: Which finding would have disprove virchows hypothesis

A: Rudolf Virchow (1855) first explained that cells divide and new cells are formed from pre-existing…

Q: Define: Saltation and Founder effect (Answer should be related to the content of evolution chapter…

A: Evolution occurs by the driving factors that add variations in the gene pool of the populations.

Abiogenesis