Given a scientific question, generate a correct answer to it.

Ex Input:
If only one atom of a specific type is present what is not used?

Ex Output:
subscript

Ex Input:
Where do most of the steps of cellular respiration take place?

Ex Output:
mitochondria

Ex Input:
The shape of earlobes is an example of what kind of trait, which is influenced by genes and passed along through generations?

Ex Output:
inherited trait