What did darwin infer from his observations of organisms in south america and the galápagos islands? a. the organisms on the galápagos islands were virtually identical to mainland organisms. b. a small number of different plant and animal species had come to the mainland from the galápagos islands. c. the organisms on the galápagos islands were completely unrelated to mainland organisms. d. a small number of different plant and animal species had come to the galápagos islands from the mainland.
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Ответ:
Ответ:
d. A small number of different plant and animal species had come to the Galápagos Islands from the mainland.
Explanation:
Darwin observed both similarities and differences between plants and animal species present in the Galápagos Islands and the mainland. He concluded that some of the populations of plant and animal species from the mainland fragmented into several subpopulations and arrived in the Galapagos Islands.
After volcanic separation of these islands from the mainland, these subpopulations of various species diversified to become adapted to the different sets of environmental conditions.
Ответ:
The answer is
electron transport chain
The stroma is equivalent to the cytosol, it is the aqueous fluid in between thykaloid grana, where carbohydrate formation reactions occur in the chloroplasts of plant cells.
The electron transport chain is found in the thylakoid membrane
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