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.
Aspiring ultrasound technicians should pursue an associateâs or bachelorâs degree in an accredited diagnostic medical sonography program. How Long Does It Take To Become An Ultrasound Technician It takes between 2-4 years to become an ultrasound technician.