All 3 forms of photosynthesis are based on two pathways. The first are the light reactions, where energy from the sun is absorbed by the chlorophyll of the plant, and the energy is transferred to hydrogen ions which are split off from water (Oxygen is produced at this point).
Definitions for seal the deal. Here are all the possible meanings and translations of the word seal the deal. Wiktionary(0.00 / 0 votes)Rate this definition: seal the deal(Verb) to come to an agreement, to finalise the deal.
a landmark in sth The deal is a landmark in the company's rapid international expansion. a landmark deal/decision/settlement The landmark deal secures 6,000 jobs and ends more than a week of protests and strikes. (Definition of âlandmarkâ from the Cambridge Business English Dictionary Â© Cambridge University Press)