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Can you compare and contrast gradualism and punctuated equilibrium?
punctuated equilibria accounts for the gaps in the fossil record. Species evolve quickly during relatively short periods. Tiny changes in a species gradually add up to major changes over very long periods of time. Gradualism proposes that evolution occurs slowly but steadily. These periods of rapid change are separated by long periods of little or no change.
How is the punctuated equilibrium a better model for dealing with gaps and missing links in fossil records?
Answer: The late evolutionary professor of Palaeontology Stephen Jay Gould, proposed an evolutionary theory called 'punctuated equilibrium' to explain the evidence he found in the fossil record. His theory essentially meant that evolution proceeded by 'jumps' rather than gradually as Darwin proposed.The evidence was the fact (still the case today), that the many intermediate forms that are required by evolution to proceed in the standard Darwinian manner just do not exist. Gould once stated that 'The extreme rarity of transitional forms in the fossil record persists as the trade secret of paleontology. The evolutionary trees that adorn our textbooks have data only at the tips and nodes of their branches … in any local area, a species does not arise gradually by the gradual transformation of its ancestors; it appears all at once and "fully formed." (Stephen Jay Gould, Evolution's erratic pace, Natural History 86(5):14, May 1977.)The idea was that these 'jumps' occurred in small isolated populations which were thus not as likely to be fossilised. Thus Gould together with Niles Eldredge, explained the large, seemingly unbridgeable gaps in the fossil record, the study of which he was an expert.
How do you use the word explain in a sentence?
Give me a chance to explain what happened.If you're confused, I'll explain the directions again.When he took the stand, the defendant tried to explain the reason for his actions.
Explain how the attractive forces between the particles in a liquid and the equilibrium vapor pressure of that liquid related?
The weaker the intermolecular forces, the easier the liquid evaporates. Higher vapor pressure the faster it evaporates. Thus, the weaker the attractive forces, the higher the vapor pressure and vice versa.
What is difference between explain and describe?
Describe is what it is and explain is why it is as it is
What is the theory of punctuated equalibrium?
Punctuated equilibrium is a theory in evolutionary biology that suggests species evolve rapidly in short bursts followed by long periods of stasis. This model contrasts with gradualism, which proposes a slower, constant rate of evolutionary change over time. Punctuated equilibrium helps explain the presence of gaps in the fossil record and sudden appearances of new species.
What isOne of the key contributions of the punctuated equilibrium model is that it helps explain?
One of the key contributions of the punctuated equilibrium model is that it helps explain the pattern of evolution where long periods of stasis are interrupted by short bursts of rapid change. This model helps to account for the gaps and jumps in the fossil record by proposing that species experience most of their evolutionary change during speciation events, rather than gradually over time.
Explain the consumer equilibrium with the help of indifference curve?
Explain the consumer equilibrium with the help of indifference curve?
Explain how equilibrium in international market can be achieved and what factors can influencing its equilibrium?
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Define the term equilibrium Explain the changes in market equilibrium and effects to shifts in supply and demand?
madarchode machudda
What is consumer equilibrium under cardinal approach?
illustrate and explain e the consumer equilibrium ender cardinalist and ordinalist?
Can you compare and contrast gradualism and punctuated equilibrium?
punctuated equilibria accounts for the gaps in the fossil record. Species evolve quickly during relatively short periods. Tiny changes in a species gradually add up to major changes over very long periods of time. Gradualism proposes that evolution occurs slowly but steadily. These periods of rapid change are separated by long periods of little or no change.
Intermediate 1st year sample papers?
define tuotonomy explain bionomial nomenclature
Charles Darwin's thoughts on evolution would correspond to punctuated equilibrium?
Punctuated Equilibria is a theory proposed by Stephen Jay Gould and Niles Eldredge to explain patterns of speciation in the fossil record. They pointed out that the record seems to show most species undergo long periods of relatively little change (stasis), then undergo rapid bursts of change at irregular (punctuated) intervals. Evolution did not seem to proceed at a stately, constant, slow speed. Gould and Eldredge explained this by taking the standard idea of how species form (allopatric speciation, or speciation in small isolated groups at the periphery of populations) and showing that this process would produce exactly the pattern which is observed in the fossil record. Essentially, evolution and speciation can occur rapidly in small isolated populations, sometimes too quickly for the fossil record to track all of the intermediate forms. The result is what looks like abrupt emergence of forms with little or no transitional stages, when in reality the evolution had occurred through intermediate stages, only too quickly for the slow process of fossilization to capture it.
Explain the producer's equilibrium?
Producer's equilibrium occurs when a producer maximizes profit by producing at a point where marginal cost equals marginal revenue. This leads to the most efficient allocation of resources and output level for the producer in a given market. It is a key concept in microeconomics that helps producers make production decisions.
Explain the path of one type of rock changing into another What if your path should include at least one intermediate form of rock?
Explain the path of one type of rock changing into another. Your path should include at least one intermediate form of rock
What does gradualism have to with evolution?
Gradualism was key to the early iterations of evolutionary theory, as proposed by Charles Darwin. Darwin's belief was that evolution was a uniformly gradual process, and that the fossil record would reflect this. Of course, it turned out that evolution is not a uniformly gradual process, but that the rates at which morphologies change can vary enormously, giving rise to punctuated equilibria: long periods of relatively slow change punctuated by short periods of rapid change.It should be noted that although gradualism has been rejected, evolution is still a gradual process, any significant change in morphologies usually taking at least thousands of generations to manifest (although there is no natural law preventing morphological divergence to occur even more rapidly).
