The trait or allele that is expressed when only one is present is called the ___________ trait.

Structures with the same parts have different function; suggests that organisms share a common ancestry

Before cells can divide, what happens to the DNA?

In general, the purpose of a checkpoint in the cell cycle is:


Meiosis results in identical cells.

In mitosis, the resulting two daughter cells are:


Name of the cells that undergoes mitosis


An error in DNA copying that results in a new trait

The cell spends most of its life in ____________.


Some scientists name the stage where cells carry out their normal functions but are unlikely to divide. The name they give this stage is _________.