Which of these are true statements regarding the first and second electron transport chains from the light reactions in photosynthesis? Select all that apply. Check All That Apply The first ETC creates a hydrogen ion gradient, while the second ETC creates high-energy electron carrier molecules. The first ETC gets the electron from glucose, while the second ETC gets the electron from chlorophyll. The first ETC splits water, while the second ETC does not. The first ETC takes place in the thylakoid, while the second ETC occurs in the stroma. The first ETC donates its electron to chlorophyll, while the second ETC donates its electron to the calvin cycle.