The other stops, Baker Street, Marble Arch and Victoria coach station are centrally located and also offer many onward travel options, including access to the Jubilee, Metropolitan, District & Circle, Victoria and Bakerloo tube lines and overground services from Marylebone and Victoria stations.
Competitive Exclusion Principle. The competitive exclusion principle is an ecological principle stating that when two competing life forms attempt to occupy the same niche, only one outcome is possible: One life form will drive out the other.
Founder Effect: When a new colony of individuals is started from just a few members of the. original population. All of the offspring will have the similar traits as the âfounders.â. Genetic drift can cause big losses of alleles from the gene pool of small populations.