Answer:
A nerve cell, or neuron, is a cell that receives information from other nerve cells or are sculpted in other ways, for example, to allow one to see patterns. these “acrobats” became very good at the task over a month or so of practice.
Explanation:
An invertebrate, because an animal with a vertebrate is an animal with a backbone.
There are environmental differences that can affect the way they look and behave. As identical twins get older they may look more and more different, because they are exposed to more diverse environments.
Mutation results in new gene types, the new trait made by the gene; makes variation of two humans. Keep in mind, no two humans are the same; all humans have different heights, appearances and genes. The gene is passed down by sexual reproduction for generations; that is until a recessive( rare) gene appears in a child, then it passes on. This is never ending; and can be applied to dominant (most common) genes also.
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