For compound below, identify any polar covalent bonds, and indicate the direction of the dipole moment using the symbols δ+ and δ-: CH4O

the leaf is an organ of a typical plant, and the main functions are to complete photosynthesis and allow the plant to exchange gas, just like how we have the respiratory system. leaves have the stomata, which collects maintains co2 and o2 levels. this is necessary for cell metabolism. the leaf also collects sunlight using chloroplasts. succinctly, leaves own a pivotal role in sustaining plant life.

it is the most commonly accepted one