The student wore safety glasses and placed the cubes in a beaker of red dye solution for five minutes. He then poured the solution
into another beaker, washed the surface of the cubes and dried
them with blotting paper. He then cut each cube in half and
examined the newly cut surfaces. In which cube would the dye
penetrate more and why?

Which set of characteristics best describes sedimentary rock? a) largest type of rock, made of organic matter, hardest type of rock b) often contains layers, forms near sources of water, contains fossils c) least abundant type of rock, made of other rocks, made mostly of minerals d) most abundant type in earth's crust, made of magma/lava, contains no fossils

All eukaryotic cells contain small bodies called

Phosgene is a chemical agent that is formed by decomposition of chlorinated hydrocarbon solvents by ultraviolet radiation. a. false b. true