Unlike all other algae, they have no cell wall. Most euglenoids make their own food using light energy from the Sun but are capable of surviving in the dark if fed organic materials. Some species are heterotrophic, meaning they do not produce their own food but feed on organic matter suspended in the water. Golden-brown algae (Chrysophyta). The Chrysophyta, or golden-brown algae and diatoms, are named for the yellow pigments they possess.
Complete an undergraduate degree in a broad field. To qualify for a PhD program, you will need a solid record of undergraduate coursework from a reputable university. This degree should demonstrate your potential for both advanced coursework and independent research.
It typically takes about four years to do a Ph.D., but this number is dependent on the subject the student is studying, the universityâs requirements, and the studentâs motivation to get through the program promptly. These factors can easily drag out a doctoral program to anywhere from five to ten years. Read on to learn what a Ph.D. degree program requires and how many years it takes to get a Ph.D.