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.
Learn how to become a marine biologist. Research the education and career requirements, training information, and experience required for starting a career in marine biology.n order to conduct most independent research and teach at the postsecondary level in the field of marine biology, you must have a Ph.D. Doctoral programs require a certain number of credit hours after a bachelor's degree program is completed.