A bat's wing is homologous to the human hand. Both structures share a common anatomical origin, as they are derived from the same type of limb bone structure. In bats, the elongated fingers support the wing membrane, while in humans, the fingers are shorter and adapted for grasping. This evolutionary relationship highlights the concept of divergent evolution, where different species develop distinct forms from a common ancestor.
A bird's wing bone
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.
The wing of a bat. The leg of a horse...
In biology, homologous structures are defined as structures which serve the same purposes because they evolved from the same source (divergent evolution), the opposite of analogous structures, which serve the same purpose but evolved through convergent evolution. Birds' wings and bats' wings are both homologous and analogous. As wings, the two are analogous, but as forelimbs, the two are homologous.
Bat's wings are the equivalent of the human arm. The bats fingers are highly elongated to produce the wing tip as well as support for the wing's membrane. The forearm provides wing length on the far side of the elbow that can be folded back against the upper arm (humerus) when they are at rest.
Arm bones of all mammals . APEX=A bird's wing bone
They are homologous in the sense that all tetrapods share that forelimb structure. They are analogous because both bats and birds adapted flight to their local environmental conditions. One being a mammal, that has the finger extension type wing and one being aves with the full forelimb extending the wing. They have the flight in common, but not the structures, so are analogous. They have an ancestral condition leading to the similarity of forelimb structure and so are homologous.
A homologous structure is a structure found in two very different animals that has a similar form in both animals. For example, the bones of a human hand are homologous to the bones in a bat's wing or a whale's flipper. Structures that appear very similar suggest that two animal may be related, as in humans, bats, and whales, which are all mammals.
Homologous structures are those that have similar looks based upon a common ancestry. THE ANSWER IS HOMOLOGOUS STRUCTURES!!! On the other hand, analogous structures are structures that have the same function. Bats fly, but alligators walk.
Limbs.
Homologous characteristics (as opposed to analogous characteristics, eg a bats wing and a birds wing). So I guess its called homology?
A homologous structure to a human arm bone would be the forelimb bones in other mammals, such as the forelimb bones in a bat or a whale. These structures may have different functions (e.g. for flying or swimming), but they share a common evolutionary origin with the human arm bones.