Lamarck's theory, known as Lamarckism, proposed that organisms could pass down acquired traits to their offspring. He suggested that an organism could change during its lifetime in response to its environment and these changes would be inherited by its offspring. However, this theory has been largely discredited in modern Biology.
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rejected.
Weismann started an experiment, where he cut off tails on many mice, and let them live like that. When they had offspring, their offspring had tails, proving that traits that are altered during a life-span, don't get passed on to the next generation
lamarcks theory of natural selection was accepted as they believed in religion and didnt want to believe anything other than god created our planet. darwin believed in evolution and plants and animals develop without the aid of intelegent creater through natural selection. lamarcks believed animals changed to fit there habitat for eample a girrafe reached for tall tree's and eventually grew into tall necks. At this period of time niether lamarck are darwin new about genes and in that so came up with these theories. hope this helps xoxox
Later evidence from genetics and molecular biology showed that acquired traits are not passed down through generations as proposed by Lamarck, as they do not alter the genetic material. On the other hand, Darwin's theory of natural selection was supported by the discovery of the mechanism of inheritance through genes and DNA, providing a more robust explanation for evolutionary change over time.
Larmark's theory was based on the idea that organisms inherited characteristics that they had acquired in life - so, if you have a scar your offspring will have scars. Darwin's theory assumed that offspring inherited characteristics from their parents, but they were more likely to survive to breed if there was advantage to those characteristics.
In Darwin's theory, natural selection plays the key role. Organisms vary through random mutations--slight changes from their parents. The environment determines which are most likely to survive. In Lamarck's theory, changes in phenotype are inherited. This is now known to be (largely) incorrect.
Tribal communities are good examples of evolutionary theory of government, because the family unit is often important but overseen by a leader. A biblical example is the 12 tribes of Jacob because the head of the family formed the larger government. Each tribe was headed by one of Jacobs son, and Jacob ruled over them all.
Lamarck's theory, known as Lamarckism, proposed that organisms evolve through the inheritance of acquired characteristics. He suggested that traits developed during an organism's lifetime, such as a giraffe stretching its neck to reach higher leaves, could be passed on to its offspring. This idea emphasized the role of adaptation to the environment in driving evolutionary change. While Lamarck's theory was influential, it has since been largely discredited in favor of Darwinian evolution and natural selection.
he was different because lamarck was using already true things to prove something and wallace was a theorist
he was different because lamarck was using already true things to prove something and wallace was a theorist
Lamarck's theory, known as Lamarckism, proposed that organisms could pass on traits acquired during their lifetime to their offspring, a concept often summarized as "inheritance of acquired characteristics." The main problem with this theory is that it lacks genetic basis; traits that are acquired due to environmental changes or behaviors are not typically encoded in an organism's DNA and thus cannot be inherited. Modern genetics, particularly the understanding of DNA and Mendelian inheritance, has shown that evolution primarily occurs through natural selection acting on heritable genetic variations, not through the inheritance of traits acquired during an organism's lifetime.