Question

What bacterial species can be eliminated as possibilities for the bacteria responsible for anna's infection?

Answer 1

Based on the isolated bacteria and the gross examination of the resultant colonies, Anna’s bacterial infection was caused by Gram-negative rod-shaped species. Therefore, the possible bacteria species that can be eliminated are the Gram-positive bacteria. The following gram-positive bacteria that be eradicated are Streptococcus pneumonia, Streptococcus pyrogenes, Bacillus megaterium, and Micrococcus luteus.

 

Answer 2

Answer: Use the drop-down menus to determine whether a bacterial example is beneficial or harmful to humans.

1. Beneficial- Coriariaceae coriaria is a species of bacteria that helps convert nitrogen into a form usable by plants.

2. Harmful- Mycobacterium tuberculosis is a species of bacteria that causes the disease tuberculosis in people.

3. Beneficial- Lactobacillus acidophilus is a species of bacteria that is found in yogurt and can help people improve their digestion.

4. Beneficial- Lactobacillus sanfranciscensis is a species of bacteria that makes the sour flavor in sourdough bread. It gets its name from San Francisco, where a great deal of sourdough bread is made.

Explanation: