key term - Chlamydomonas

Definition

Chlamydomonas is a genus of unicellular green algae that possess two flagella and are commonly found in freshwater environments. They are known for their ability to perform photosynthesis and have been used extensively in research due to their simple structure and ease of cultivation.

5 Must Know Facts For Your Next Test

1. Chlamydomonas cells contain chloroplasts, which allow them to perform photosynthesis.
2. They exhibit both asexual and sexual reproduction, including the formation of gametes under stress conditions.
3. Chlamydomonas species have a light-sensitive eyespot that helps them navigate toward light sources through phototaxis.
4. They are considered model organisms in scientific research, particularly in studies related to cell motility, photosynthesis, and cellular differentiation.
5. Chlamydomonas can live in diverse habitats but are most commonly found in freshwater environments.

Review Questions

Related terms

Algae:

Photosynthetic organisms found mainly in aquatic environments, ranging from unicellular microalgae to large seaweeds.

Flagella:

Long, whip-like structures that enable many microorganisms, including Chlamydomonas, to swim.

Photosynthesis:

The process by which green plants and some other organisms use sunlight to synthesize foods with the help of chlorophyll pigments.