Cognitive development is Jean Piaget's theory. Through a series of stages, Piaget proposed four stages of cognitive development: the sensorimotor, preoperational, concrete operational and formal operational period.
The versatility of Bifidobacterium longum as a lactic acid microorganism is reflected in its capacity to resist under harsh conditions such as stomach acid, bile, pH fluctuations, and gastrointestinal passage.
Mycobacterium is a genus of Actinobacteria, given its own family, the Mycobacteriaceae. The genus includes pathogens known to cause serious diseases in mammals, including tuberculosis and leprosy.earby & related entries: 1  mycobacteria. 2  mycobacteria, atypical. 3  mycobacteriaceae. 4  mycobacterial. 5  mycobacteriophages. 6  mycobacterium avium. 7  mycobacterium avium complex. 8  mycobacterium avium subsp. paratuberculosis. 9  mycobacterium avium-intracellulare infection. 10  mycobacterium bovis.