How do you know if you have 4 generations in your family?

The scientific word for floats easily? What organism is asymmetrical? What is the coldest Arizona gets? How do you examine live bacteria microscopically? How do you fertilize a pineapple plant? 1.588 kg equals how many pounds? What does co mean when it lies at the beginning of words eg co-ordination? What is the muscle acting as a helper to accomplish a particular movement? Is the neutral wire energized when the appliance is off? What is a mixture of gasoline and air exploding an example of? What igneous rock contains mostly plagioclase feldspar and about 30 percent dark silicates? What is the biological significance of carbon dioxide? Blockage of a ureter would cause to collect in which organ? How does concentration effect retention in paper chromatography? What does Saturn look like through binoculars? What would happen if human cells had chloroplasts? The diameter of an aluminum atom is 250 picometers How many aluminum atoms must be placed end to end to make a chain of aluminum atoms one foot long? What is a protein that catalyze chemical reaction for organism? How many watts are used in the average home every hour? What remains have been found in North America Africa and Asia?

How do you know if you have 4 generations in your family?