<prompt> Color of granule of actinomycetes?BlackYellowRedBrown  <response>: Ans. is b i.e., Yellow Granules of actinomyces are yellow coloured. The abscesses of actinomycosis are filled with pus and yellow coloured granules known as sulfur granules. - Essentials of microbiology The term sulfur granule refers only to the yellow color, the granules do not contain sulfur.- Medical mycology 