The only variables in the lab procedure are the independent variable,
and
the dependent variable,

What causes an unsaturated fatty acid to have a different shape than a saturated fatty acid? o a. unsaturated fatty acids have more hydrogen atoms. o b. unsaturated fatty acids have double carbon bonds. o c. unsaturated fatty acids have more nitrogen atoms. o d. unsaturated fatty acids have single carbon bonds.

Hummingbirds drink nectar from flowers, while robins eat plant seeds. what does this reduce?

How and why organisms are hierarchically classifies