Write a general equation for the reaction of a halogen with
a. a metal.
c. another halogen.
Bio 2 Notes Week 2 -Speciation explains the diversity of the planet - Macro-evolution- Broader changes that can be seen over time. - Micro-evolution- the frequency of distribution of alleles in the changes of a population over time. (Changes in the genetic structure.) -Hardy Weinberg. -A lot of people originally thought that the species that were here were here and the ones that died were gone...