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Apologia Marine Bio
Apologia Marine Biology Module 3 Vocabulary
| Question | Answer |
|---|---|
| Bacteria | Prokaryotic, single-celled, microscopic organisms |
| Decomposers | Organisms that break down dead organic matter into smaller molecules |
| Chemosynthesis | A process that derives energy from specific chemical compounds |
| Phytoplankton | Microscopic photosythetic organisms that drift in the water |
| Zooplankton | Tiny floating organisms that are either small animals or protozoa |
| Thallus | The complete body of an alga, not differentiated into true leaves,stems or roots |
| Diploid | A cell that contains two similar sets of chromosomes |
| Haploid | A cell that contains half the normal number of chromosomes |
| Alternation of generations | A life cycle that alternates between a sexual stage (gametophyte) and an asexual stage (sporophyte) |
| Symbiosis | A close relationship between two species where at least one benefits |
| Lichen | An organism that results from the symbiosis between a fungus and an alga |