Why are ilmenite and ruttle considered to be ore

When new rock is added to an oceanic ridge, the magnetized strips on either side of the ridge are evidence of sea-floor spreading. this is because the rocks on the two sides of the ridge o are equal in width and in polarity are polar opposites oare magnetized vary in width but are equal in polarity

Involving transcription and translaton. explain the causes and effects of damage to the genetic code.

In figure 1-2 what is the distance from point b to point c?