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Vestigial structures are anatomical structures of organisms in a species which are considered to have lost much or all of their original function through evolution.
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What is homologous structure that is greatly reduced in size?
An example of a homologous structure that is greatly reduced in size is the pelvic bone in whales. These bones are remnants of hind limbs found in their land-dwelling ancestors, which have evolved to be much smaller and non-functional in whales due to their adaptation to an aquatic lifestyle.
What is name of human organ in right side of abdominal cavity which starts with the letter a and is of unknown use?
The human organ in the right side of the abdominal cavity that starts with the letter "a" and has unknown use is the appendix. Although the exact function of the appendix is still debated among scientists, it is believed to have a role in the immune system and gut health.
The tiny hip bones and leg bones present in some snakes are an example of?
Vestigial structures. Over time, the reptiles snakes descended from gradually began to use their legs less and less and so the limbs disappeared. The hip and leg bones present are essentially useless to the snake and are "left over" from their evolution. That is what a vestigial structure is (e.g. appendix in humans is also vestigal; we don't use it).
What are the 4 types of natural selection?
The four types of natural selection are stabilizing selection (where the average phenotype is favored), directional selection (where one extreme phenotype is favored), disruptive selection (where both extreme phenotypes are favored), and sexual selection (where traits that increase mating success are favored).
What is inner structure?
An Internal Structure is the way an organism looks on the outside and an External Structure is the looks on the outside.
How do you use vestigal structure in a sentence?
Whales and some other cetaceans have unusable leg bones as a vestigal structure.
The human appendix is a structure that suggests that humans evolved from plant-eating ancestors?
vestigal
Does a woodlouse have a antennae?
yes, they have 2 pairs, one is a vestigal structure, the other is used for sensory functions :)
The muscles that move the human ear appear to be?
vestigial structure-such as the human appendix, doesn't seem to have a function and may once have functioned in the body of an ancestor..:)
VSB is an abbreviation of vestigal sideband is derived by filtering?
DSB
The term vestigal refers to long are short wings?
short
What feature of a kiwi is vestigial?
The vestigal feature of a kiwi is it's wings.
What is the term for structure that has no use in an organism?
Vestigial StructureA vestigial structure is a structure that appears to no longer have a use in the body.
What does the organ appendix do?
In humans the appendix is a vestigal organ and has no function that we are currently aware of.
What is homologous structure that is greatly reduced in size?
An example of a homologous structure that is greatly reduced in size is the pelvic bone in whales. These bones are remnants of hind limbs found in their land-dwelling ancestors, which have evolved to be much smaller and non-functional in whales due to their adaptation to an aquatic lifestyle.
What feature is the wing of a bat and the foreleg of an alligator A.anagolous B.homologous C.vestigal D. artificially selected?
vestigal structure because they are used for the same thing just look different.Answervestigal structure because they are used for the same thing just look different.
In humans the pelvis and the femur or thighbone are involved in walking in whales the pelvis and femur are used for what?
Vestigal Structures.
