Studies on the Genome of Bacillus Species Have Revealed That

question 38

Essay

Studies on the genome of Bacillus species have revealed that Bacillus anthracis has a "closed" pan-genome, whereas Bacillus cereus has an open pan-genome. What does this mean, and why did these two species evolve in this manner?

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Definitions:

Red Blood Cells

are cells in the bloodstream that transport oxygen from the lungs to body tissues and carbon dioxide back to the lungs.

Liver

A vital organ present in vertebrates and some other animals, performing a wide range of functions including detoxification, protein synthesis, and the production of biochemicals necessary for digestion.

Excavates

A diverse group of single-celled organisms, including both free-living species and parasites, characterized by their unique cell structure and mode of mobility.

Modified Mitochondria

Mitochondria that have undergone changes to fulfill specific roles different from their typical function in cellular respiration.