Vitamin A or retinol molecule. Skeletal formula.
Keywords
vitamin,
a,
molecular,
formula,
acid,
acne,
atomic,
atom,
beta-carotene,
broccoli,
carotene,
carrot,
chemical,
chemistry,
cod,
composition,
compound,
deficiency,
drawing,
drug,
eye,
flat,
icon,
line,
liver,
medicals,
medicine,
molecular,
oil,
provitamin,
retina,
science,
skeletal,
structure,
supplement