Gram-Positive vs. Gram-Negative Cell Walls Practice Problems

Which of the following genera of bacteria is matched incorrectly to its characteristic?

Which of the following belong to photosynthetic prokaryotes:

Which of the following is a gram-positive rod?

A Gram-negative rod that is catalase-positive is isolated from a patient with a severe respiratory infection. Which of the following is the most likely causative agent?

Which of the following statements about gram-positive and gram-negative bacteria is true?