Abiotic factors in a lake ecosystem include non-living components such as light, temperature, pH of the water and oxygen content. Biotic factors include living components of a lake such as bacteria, phytoplanktons, aquatic plants, zooplankton, crustaceans, molluscs, insects, fish and other vertebrates. Continue Reading.
To become a surgical tech, it's usually only a year. I believe it's a certificate program, not a degree. And I recommend that if you know you want to be in the OR and you want to assist with surgery, go for the surgical tech. Nurses have pretty much been phased out from actually assisting the surgeon.
It typically takes about 1 year to 1 and a half years to train to become a dialysis technician. That time is spent in an accredited program taking classes and then completing a clinical internship or on the job training.ll dialysis technician programs require that prospective students have either a high school diploma or equivalency. Upon entering a program, students will learn about the kidneys, kidney disease, and they will undergo training in how to use the dialysis machine.