Which allows scientists to investigate what earths climate was like over the past 740,000 years

What must happen before a body cell can begin mitotic cell division

When hydrochloric acid reacts with potassium hydroxide solution, the following reaction occurs. hcl (aq) + koh (aq) h2o (l) + kcl (aq) the reaction gives off heat energy, so it is an reaction.

Which element has the lowest electronegativity? calcium(ca) gallium(ga) selenium(se) bromine(br)