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.
The Grants and natural selection of beak size among the medium ground finch.
Alarm calling, a possible example of kin selection.
When a Tornado Strikes: Social Organization Following a Natural Disaster
Possible mechanisms for alternative splicing by splice-site selection
Application of the Hardy–Weinberg equilibrium