The introduction of a foreign species onto an island is an example of: A. commercial harvest. B. biotic pollution. C. commercial extinction. D. background extinction. E. endemism.

How are fungi more like an animal? they have a cell wall. they are heterotrophs that absorb their food. they produce seeds and have membrane-bound nucleus. they use sunlight for photosynthesis.

Residential construction is expanding in florida, the expansion has caused fragmentation of habitats, one of the results of the increased construction is a decrease in the number of large predators such as the coyote, black bear and pool panther, which will be the most immediate local result of this fragmentation? 1)large predators will become extinct 2)decrease in middle sized predators 3)increase in population of top carnivores 4)increase in population of prey species

Which macromolecule catalyzes chemical reactions this be considered enzyme chemical reactions thus he considering enzymes