Chlorophyll b is

Answer: Option B

Chlorophyll b is C₅₅H₇₀O₆N₄Mg.
Chlorophyll b is a form of chlorophyll. Chlorophyll b helps in photosynthesis by absorbing light energy. Its color is green, and it primarily absorbs blue light.
The Chlorophyll b biosynthetic pathway utilizes a variety of enzymes. The axial ligands attached to the Mg²⁺ center are often omitted for clarity. Appended to the chlorin ring are various side chains, usually including a long phytyl chain (C₂₀H₃₉O).