How do observations relate to hypotheses?

Which medullary index indicates a human hair? a. 0.653 b. 0.733 c. 0.516 d. 0.256

Most of the fossils found in virginia are in the coastal plain, valley, ridge, and appalachian plateau regions, best suggesting that these geographic provinces a) were once covered by seawater. b) are the oldest parts of virginia. c) have a great deal of karst topography. d) have large amounts of sedimentary rock.

Asap what occurs after cytokinesis is completed at the end of meiosis 1?