Sentences with phrase «between anatomical changes»

Not exact matches

The scientists measured all the small changes in the bones and teeth of 904 placental fossils and mapped the anatomical differences between species on the tree of life.

Paleontologists have long suspected that these observations reflect a fundamental coupling between the rates of species formation and anatomical change: groups of organisms that contain lots of species also seem to have greater amounts of anatomical variation, while groups with only a few species, such as the gar, lack much morphological variety.

Which is the difference between CO2 levels and fertilizer levels, and again strongly argues for considering CO2 a plant hormone, or at the very least hormone - like, especially when taken with the types of anatomical and physiological changes seen in various of the studies and sources cited, that are typical of hormonal shifts, not of diet changes.