Question 6. (1 pt) Consider the following structure:
OH
CH3
HN
CH3
(a) How many chiral centers are there? Mark with asterisks (*) each asymmetric carbon atom. Then
label each stereocenter in structures "(R)" or "(S)”.
(b) Covert the perspective fomulas to Fischer projections.

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.