The correct option is the first one "Codominance", since both alleles are expressing at the same time.
No, since it is an island separate from the mainland Ecuador and has been uniquely isolated over the past several hundred thousand years, the species on the Galapagos Islands have had time to evolve differently and separately than those in Ecuador, leading to many different, diverse species on the Galapagos that don't exist in Ecuador
The growing problem In the video is when water is not getting in the tree roots.