Single-celled, no nucleus (Prokaryotes). Found everywhere from soil to your gut.
Autotrophs (make their own food via photosynthesis). The Organism
Heterotrophs (must eat other organisms for energy). 4. Survival Mechanisms Single-celled, no nucleus (Prokaryotes)
Convert chemicals and energy into cellular components. Grow and Develop: Increase in size or complexity over time. The Organism