The expensive tissue hypothesis (ETH) relates brain and gut size in evolution (specifically in human evolution). It suggests that in order for an organism to evolve a large brain without a significant increase in basal metabolic rate (as seen in humans), the organism must use less energy on other expensive tissues; … See more The original paper introducing the ETH was written by Leslie Aiello and Peter Wheeler. Availability to new data on basal metabolic rate (BMR) and brain size has shown that energetics is an issue in the maintenance of a … See more Anthropologists have been able to observe a dramatic contrast in relative brain size between humans and our great ape ancestors. Studies … See more WebThe expensive tissue hypothesis (ETH) relates brain and gut size in evolution (specifically in human evolution). It suggests that in order for an organism to evolve a large brain without a significant increase in basal metabolic rate (as seen in humans), the organism must use less energy on other expensive tissues; the paper introducing the ETH suggests that in …
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WebProminently, the expensive tissue hypothesis (ETH) proposes that reducing the size of another expensive organ, such as the gut, should compensate for the cost of a large brain. WebThe Expensive Tissue Hypothesis suggests that there is a trade-off between having large brains and large guts. True Large brains require high-quality foods. True The Expensive Tissue Hypothesis: is used to explain differences in brain size and gut size among primates with different diets ethnicity and poverty statistics uk
Evolution final Flashcards Quizlet
WebThe 'expensive-tissue hypothesis' states that investment in one metabolically costly tissue necessitates decreased investment in other tissues and has been one of the … WebThe Expensive Tissue Hypothesis suggests that there is a trade-off between having large brains and large guts. A) True B) False B) False Most primates that eat leaves have large brains. A) True B) False B) False Carnivores typically live in small, overlapping ranges. A) True B) False A) True WebApr 1, 2024 · Expensive tissue hypothesis Contents. The human brain stands out among the mammals because its relative size compared to the rest of the body. Original … firered and leafgreen emulator