The notion that landscapes are continually changing through time is often called

A) a shifting mosaic.
B) a metacommunity.
C) island biogeography.
D) corridor dynamics.


A

Biology & Microbiology

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Evolution of embryonic pathways probably occurs most commonly though ____

a. macroevolutionary mechanisms b. microevolutionary mechanisms c. protein recruitment d. extinction e. mutations during embryonic development

Biology & Microbiology

Which of the following species interactions is(are) considered symbiotic?

A. competition B. predator/prey C. parasite/host D. mutualism E. Both C and D are correct.

Biology & Microbiology

Mobile bits of DNA that can jump from one location on a chromosome to another location are called

A. exons. B. introns. C. pseudogenes. D. simple sequence repeats. E. transposons.

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Which of the following statements is the most accurate in regards to mice pups who receive less maternal nurturing?

A) As adults their brains are heavily mutated. B) As adults they have increased promoter methylation. C) As adults they have increased ability to adapt to stress. D) As adults they are more likely to nurture their offspring. E) As adults they have high levels of glucocorticoid receptor expression.

Biology & Microbiology