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Which is true of genes?

They are sections of DNAthat produce the proteins that control an organism's characteristics.

They are proteins that produce sections of DNAwhich control the cell's activities.

They are features that can be observed rather than measured.

They are the same as traits which show up in an organism if they are dominant.

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Answer:

A. Sections of DNA that produce proteins that control an organism's characteristics

Explanation:

The other cells need these proteins in order to have a job, but they need to start from genes. Besides human traits, other organelles' dependence on them makes it vital to the life of a cell.

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