2. something that holds up progress, esp of a manufacturing process. 3. (Pop Music) music. a. the broken-off neck of a bottle placed over a finger and used to produce a buzzing effect in a style of guitar-playing originally part of the American blues tradition. b. the style of guitar playing using a bottleneck.
How long does it take to become a marine biologist? Marine biologists must complete at least a bachelorâs degree, which takes about four years. Marine biologists who pursue masterâs degrees may take an additional two to three years to complete their education, and earning a PhD will take up to six years more.
Marine biologists need at least a bachelor's degree in marine biology, and many continue on to receive master's and doctoral degrees in marine biology, according to the Bureau of Labor Statistics. Marine biologists spend many hours in oceans, lakes and rivers studying plants and animals, in addition to the time spent in the classroom learning about the sciences applicable to marine biology.