How do sciencetist calasify organisims?

What kind of rock is found in a shield volcano? What granite intrusion crosses a thick sandstone bed which is older and what law is it? What is direct inter-band transition? Where is Point in earth where earthquakes start? A protein on the surface of HIV can attach to what proteins on the surface of healthy human cells? Why should you use a piece of paper when transferring solid chemicals to a test tube? How is cell traditional animation used? What part of the sugarcane plant is sugar manufactured? Which type of activated T cells prevents a person from having the same disease twice? What is a single cell layer of epithelium that forms the lining of serous membrane? How many ounces in 1 hundred grams? How far should you back the trailer into the water until how much of the bunks or rollers are submerged? What effect does concentration have on the conductivity of a solution? What is the formula for 10 molecules of water? How much of a 100-g sample of thorium-234 will be unchanged after 48.2 days? Does jelly contain iron? Why did the settlers builder city on a plateau? What is the region of conficanism? Why is nautical mile greater at poles than at the equator? Could a mini black hole be used as an energy source?

How do sciencetist calasify organisims?