Large plants, birds, and mammals make up 1/2 of the world's species. ... - 270,000 Plants - 70,000 Fungi (More related to Animals than plan, share very little similarities with plants when put in the tree of life) - 45,000 vertebrates (Birds are Reptiles) - 40,000 Protists (Algae is a protist, not a plant), (Plasmodium is the protist that causes Malaria) True or False All species on earth have been discovered. ... Sources of Variation Mutation Random changes in the DNA Sequence (changes the gene into something totally new) Mutation Causes Environmental damage (UV, Radiation, Chemical...

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