Chapter 5 Flashcards
Which of the following represents the arrangement of microtubules in an axoneme of a cilium?
Nine peripheral pairs of microtubules plus one central pair
The “9+2” tube of microtubules in a flagellum or cilium is called an _______
Axoneme
Multiple fission or schizogony is a type of asexual reproduction characteristic of all Protozoa belonging to the taxon called _______
Apicomplexa
Reproduction in most unicellular eukaryotes is primarily by
Asexual reproduction
The phylum ________ contains a group of bioluminescent organisms organisms in the oceans and also is the source of “red tides”
Dinoflagellata
True/False
Conjugation is a form of asexual reproduction in animal-like unicellular eukaryotes
False
The genus of the organism causing malaria is _______
Plasmodium
True/False
The process of endosymbiosis may have resulted in eukaryotic cells by bacteria engulfing aerobic bacteria with enzymes that processed oxygen for energy transformations
True
The protozoan Trypanosoma causes human
African sleeping sickness
Long, thin pseudopodia supported by axial rods of microtubules are
Axopodia
True/False
Recent studies indicate that the traditional naming of unicellular eukaryotes as “Protista” is not a valid taxonomic group, but may comprise 10 or more phyla.
True
True/False
The phylum Euglenozoa is the most diverse of protozoa and has distinctive multinucleate cells
False
Most animal-like unicellular eukaryotes obtain their food through the process of __________
Phagocytosis
True/False
Diplomonada is known for its characteristic mitochondria thought its cells
False
At the base of every flagellum or cilium is found a
Kinetosome
