venlafaxine (brand name: Effexor) A medication used to treat depression (antidepressant) that affects chemical messengers within the brain. These chemical messengers are called neurotransmitters, and some examples are serotonin, dopamine, and norepinephrine.
They form an endospore. An endospore is a thick cell wall that helps protect them. Endospores enable bacteria to lie dormant for extended periods of time when the environmen â¦ t is unfavorable (such as extreme temperatures, radiation, extreme pH levels, extreme pressures and harmful chemical agents).
Bacteria and other microbes play the important role in environment of DECOMPOSERS, which act in the last stage of food chain. These microorganisms like bacteria cause the brea â¦ kdown of energy rich organic compounds.xample: Nitrobacter. 3. Bacteria that denitrifies nitrates (NO3-) in the soil (called denitrifying bacteria). Example: Pseudomonas denitrificans. 4. Bacteria that fixes nitrogen (called nitrogen-fixing bacteria). Examples: Rhizobium (which is symbiotic) and Azotobacter (which is free-living). 5.