If mutations such as those of the Ubx gene can drastically change morphology in a single...

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Biology

If mutations such as those of the Ubx gene candrastically change morphology in a single step, why do mostevolutionary biologists maintain that modification of existingtraits and the evolution of novel characters have generallyproceeded by successive small steps?

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The potential job in adjusting body plan designing during development was perceived not long after their portrayal For instance since modifying the guideline of the Ultrabithorax Ubx changes an ordinarily twowinged fly into a fourwinged freak it was felt that developmental changes in Ubx guideline may clarify the distinction between creepy crawlies that regularly have four wings versus those that typically have two An examination of Ubx articulation in flies and butterflies uncovered that in reality the distinction doesnt appear to be at the degree of Ubx guideline however rather at the degree of qualities downstream of Ubx Subsequently notwithstanding their unmistakable See Answer

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