11 PHOTOSYNTHETIC PATHWAYS - C3, C4 AND CAM

Light energy is converted into chemical energy by -
1) Electrolysis
2) Respiration
3) Transpiration
4) Photosynthesis

What is the relationship between light and photosynthesis?

What is Big Bang Nucleosynthesis? Approximately how hot was the universe at this time, and what kind of reaction did that allow for? At the end of the era of Nucleosynthesis what was the ratio of protons to neutrons, and how does that explain that more than 70% of the atomic mass of the Universe is in hydrogen?