If a hair is found on a victim at a crime scene, it is taken to the lab to be analyzed. Supposing there is no root attached to the hair and no DNA available to test, is the hair still worthwhile evidence? What do you think can be learned from looking at a hair sample?

regents of the university of california v. bakke, 438 u.s. 265 (1978), was a landmark decision by the supreme court of the united states. it upheld affirmative action, allowing race to be one of several factors in college admission policy.

igneous rocks which formed by the crystallization of magma at the surface of the earth called extrusive rocks. they are characterized by fine-grained textures because the rapid cooling at or near the surface did not provide enough time for large crystals to grow.