Potential benefits of pH 8.8 alkaline drinking water as an adjunct in the treatment of reflux disease:

1. Who are the authors of this article? (0.5pt)

st-Lab

Search the internet for these authors.

a. List some information that relates to their authority / credibility on this topic.

(0.5pt)

b. What are the authors' degrees? Did these degrees require scientific training at a

university? (0.5pt)

Describe speciation of the galapagos island finches in terms of geographic isolation

1. variations in a population of moths allow for some of its members to be able to adapt to environmental changes. the better adapted of the moths will be able to survive the change and thus prevail as the “fittest” of the species. (a) describe three mechanisms in which variation can occur within a species population. (b) explain which mechanism or mechanisms would be responsible for the survival of a population of peppered moths better than white moths in an environment affected by industrial soot. justify your answer.

Achange in which factor will affect the rate of reaction only when gases are involved? temperature pressure surface area concentration