Aliquid that is highly stable and relatively unaffected by large changes in environmental temperature

How does this procedure serve as a method of birth control?

This is the total number of genes of every individual in an interbreeding population

Animals obtain energy through a series of chemical reactions in with sugar and oxygen gas are reactants this process produces water and carbon dioxide as waste products how might you use a radioactive isotope to find out whether the oxygen in co2 comes from the sugar or from oxygen gas