Which continuous growth system uses a CO2 sensor to monitor mycobacterial growth?

a. BACTEC 9000 MB
b. BACTEC MGIT 960
c. MGIT System
d. BacT/Alert


D
Organisms are cultured in modified Middlebrook 7H9 broth. The BacT/Alert instrument detects growth by monitoring CO2 production with a colorimetric CO2 sensor in each bottle.

Biology & Microbiology

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CFTR is a macromolecule that is composed of which of the following?

a. amino acids b. nucleic acids c. glucose d. triglycerides

Biology & Microbiology

Refer to Figure 5-1. Which of the following statements about the red blood cells in Figure B is true?


a. These red blood cells have been placed in an isotonic solution.
b. These red blood cells have swollen in response to a hypertonic external solution.
c. These red blood cells have swollen in response to a hypotonic external solution.
d. These red blood cells have shrunken in response to a hypertonic external solution.
e. These red blood cells have shrunken in response to a hypotonic external solution

Biology & Microbiology

In your body not all cells go through the cell cycle

a. true b. false

Biology & Microbiology

Spirochetes move by means of

a) axial filaments. b) flagella. c) pili. d) fimbriae.

Biology & Microbiology