Gram Reactions To Memorize

Question 1

What organisms are gram POSITIVE (+)

Answer 1

All Staphylococci species, Streptococci species and Bacillus subtilis

Question 2

What organisms are gram NEGATIVE (-)

Answer 2

E. coli, Acintobacter faecails, Klebsiella pneumoniae and the instructor’s choice

Question 3

What organisms are Fastidious?

Answer 3

All Streptococcus species.