This is because you have to let your food digest a bit before continuing your work out to prevent cramps and this like that.
Thomas huxley = his findings made the theory of evolutions became widely accepted
Ernst Mayr = the one who proposed Biological species concept
Herbert spencer = found similarities between societies within humans and animal
Stephen Gould = the one who contributed to the study of fossils
hope this helps
3. D
4. C
(DNA contains phosphorus)
From Pearson Biology book
