5 Questions
Which family in the order Trichostomatidea includes a genus that can infect humans?
Balantidiidae
What is the role of a basal body in ciliates?
It connects to the cilium.
How are cilia different from flagella?
Cilia are shorter and more numerous.
How do ciliates reproduce sexually?
By conjugation or gametes
Which organism lives in the intestines of insects, fish, and mammals?
Balantidium
Study Notes
Characteristics of Ciliates
- Have simple cilia covering the entire body or localized to specific areas
- Each cilium is connected to a basal body
- Cilia are short and numerous, differing from flagella
Nuclear Structure
- Typically have a large nucleus (macronucleus) and a small nucleus (micronucleus)
Reproduction
- Asexual reproduction occurs through fission
- Sexual reproduction occurs through conjugation or gametes
Classification and Habitat
- Order Trichostomatidea includes the family Balantidiidae
- Genus Balantidium is the only genus in the family Balantidiidae
- Species of Balantidium live in the intestines of insects, fish, mammals, and humans
- One species, Balantidium coli, infects humans
This quiz covers the characteristics and features of ciliates, including their cilia, nucleus, and reproduction methods. Learn about the differences between cilia and flagella and more.
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