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Embryonic structures are those parts of the embryo of animals. They differ from the structures that are found in term infants.
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.
No. There are structures in plants that are called veins, but they work considerably differently from those in humans.
Rocks very similar to those found on Earth.
In mathematics, ring theory is the study of rings, algebraic structures in which addition and multiplication are defined and have similar properties to those familiar from the integers.
This is a Study Island Question. The answer is the Colosseum.
Although sheep and human organs are similar in number, name, and structure, the organs found in sheep are smaller and somewhat different than those of their human counterparts. In spite of the similarities, one cannot exchange organs between the two species.
The types of proteins that are found in yeast cells are very similar to those also found in the human body. That is why it is sometimes difficult for our body's immune system to detect them and fight them off.
Those are the mammary glands in all mammals
single-unit smooth muscle
An analogous structure is a structure that has a similar function but different components. For example, the wings of a butterfly verses those of a bird. In both cases, the function is flight, but the wings are build differently.
Atavistic structures are structures that appear on a living thing, but are not normal for its species. One of those would be a whale born with hind legs. Another would be a human born with a short tail-like structure.