According to the concept of punctuated equilibrium,
A) natural selection is unimportant as a mechanism of evolution.
B) given enough time, most existing species will branch gradually into new species.
C) a new species accumulates most of its unique features as it comes into existence.
D) evolution of new species features long periods during which changes are occurring, interspersed with short periods of equilibrium, or stasis.
E) transitional fossils, intermediate between newer species and their parent species, should be abundant.
concept map : atoms and molecules
Medicinal leeches on a patient’s neck. Today leeches are sometimes used in microsurgery to prevent b
concept map template
Vapour-liquid equilibrium acetone + water
Selected Natural Products
Natural Products Used as Antineoplastic Therapy