Biology

The dependent variable in an experiment is: D.The variable that is observed or measured.

It is the factor that you measure to see how it changes in response to changes in the independent variable. In other words, the dependent variable is the outcome or effect you are studying.

For example, if you are testing how different amounts of fertilizer affect plant growth, the dependent variable would be the growth of the plants (e.g., height, number of leaves) because you are measuring this outcome to see ho...