The different forms a gene may have for a trait are called alleles. Blood type is an example of alleles. They determine the hereditary characteristics an offspring gains from their parents.
Answer:
A. automatic functions
Explanation:
Midbrain functions are functions we can not control such as, eye movements and motor functions.
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<span> it makes a tissue: a group of similar cells that work together to perform a specific job in the body.</span>
Involuntary action in body
Isotopes of an element are defined has that has same atomic number but different mass number mean they have different number of neutrons
so the statement that best describe a similarity is
<span> same atomic number; different mass number
</span>so correct option is C
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