Biology, 10.12.2019 21:31 KRLoopy4722
Atumor is actively producing both vegf and fgf, factors that stimulate angiogenesis, but no new network of blood vessels to the tumor has been established in spite of the fact that blood vessels are nearby. this observation suggests that most likely
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Biology, 22.06.2019 12:10
Recombinant dna is the merging of dna from unrelated organisms to create new genetic varieties is assembled in the lab from mononucleotides was part of the green revolution of the 1960s is pollination of one plant by another of the same species is cross-pollination of one plant by a different species
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Biology, 22.06.2019 14:30
Even though the ostrich is a flightless bird, ostriches still possess wings that stretch approximately two meters across when fully extended. scientists speculate that when dinosaurs became extinct, some of the birds that lived during that time became land dwellers since they were able to consume the food that the dinosaurs once ate. over time, these species grew larger and heavier. eventually, the ostrich species became too big to fly. the wings found on ostriches are known as a. analogous structures. b. homologous structures. c. vestigial structures. d. symmetrical structures.
Answers: 2
Atumor is actively producing both vegf and fgf, factors that stimulate angiogenesis, but no new netw...
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