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What does it mean when dinosaurs have homologous structure?
Two samples are said to homologous, in this context, when they are both very similar in structure and shape and more than likely function.
Homologous structure that is greatly reduced in size?
The pelvic bones in modern whales are an example of a homologous structure that has become greatly reduced in size. These bones are a remnant of the pelvis found in the common ancestor of whales and other mammals, but their size and function have been greatly reduced due to evolution and the adaptation of whales to an aquatic lifestyle.
What are the difference between homologous organ and analogous organ?
Homologous organs have similar embryonic origin and basic structure whereas Analogous organs have different embryonic origin and basic structure. Homologous organs may look different and may perform different function; e.g., forelimb of a man and flipper of a whale. Whereas Analogous organs look alike and perform same functions; e.g., Wings of birds and insects.
What does a vestigial structure mean?
Vestigiality describes homologous characters of organisms which have lost all or most of their original function in a species through evolution. These may take various forms such as anatomical structures, behaviors and biochemical pathways
Anatomical structures that appear to be derived from a functional structure in an ancestor but that currently do not serve an important function are called?
Vestigial structures. These are remnants of organs or body parts that have lost their original function through evolution. Examples include the human appendix and wisdom teeth.
Is the human forelimb a homologous structure?
Yes, the human forelimb is considered a homologous structure because it shares a common evolutionary origin with the forelimbs of other vertebrates. Despite variations in function and appearance, the underlying bone structure and developmental pathways are similar across species.
Define homologous structures?
homologous structures is same structure,different function
What is homologous organs and analogous organ?
Homologous organs have similar looking structure and similar origin but different functions . Whereas analogous is just the opposite analogous organs are those that have similar function but different origin and structure
How are homologous structures different from analogous structures?
Yes, homologous structures have common bone and muscle structures suggesting that they came from an common ancestor while analogous structures do not share any similarity in features, suggesting that they derived from two separate origins.
The female structure that corresponds to the male penis is the?
The female structure that is homologous to the testes are the ovaries in females. Both function in the production of gametes.
What Variations of homologous genes that result in differences in structure and function are?
These variations are called paralogs. Paralogs are genes that arise from gene duplication events and can evolve to perform different functions. Despite their structural similarities, paralogs can have distinct roles in biological processes.
Homologous structure that is greatly reduced in size is called?
A homologous structure that is greatly reduced in size is known as a vestigial structure. These structures are remnants of organs or body parts that had a function in ancestors but are no longer used in modern organisms. Examples include the human appendix and the hip bones in whales.
