It is the first example of an extended phenotype in a virus.
But the doctrine of the extended phenotype has taught us that it needn't have been so.
An example of an extended phenotype for a person might be:
The instrument with which we shall purge our minds is the idea that I call the extended phenotype.
The Extended Phenotype is a long book and its argument cannot easily be crammed into one chapter.
In The Extended Phenotype I attempt to work out an answer to this difficult problem.
Architecture is part of what Richard Dawkins has called "the extended phenotype," genes' "effects on the world at large."
Dawkins considers the Extended Phenotype to be his principal contribution to evolutionary theory.
See also Dawkin's concept of extended phenotype.
He then discusses the role of extended phenotypes, in which genotypes that influence their environment further increase the likelihood of replication (chapter 4).