cellular immunity Correct Ans-Usually refers only to vertebrate immunity; that immunity
based on T lymphocytes
Cestoda Correct Ans-A class within the flatworms: these are the tapeworms. Adult stages
generally in vertebrates, with an anchoring scolex and a long chain of reproductive segments
chelicerates Correct Ans-A subphylum within the arthropods distinguished by chelicerae;
includes spiders, ticks, and "horseshoe crabs" but not true crabs.
cilium/cilia Correct Ans-A relatively short projecting structure of eukaryotic cells, based on
microtubules but not necessarily motile. Cells using cilia for motility generally have lots,
beating in synchrony
clade Correct Ans-a group of organisms that includes all the descendants of one shared
common ancestor with no omissions or extras
, BIOS 390 Exam 1 Vocab; Questions and Answers
cladogram Correct Ans-A tree pattern describing the (hypothesized) pattern of ancestry
and descent relationships among a group of organisms. It does not describe similarity of
appearance and expectation that it should is a common misunderstanding.
"crustaceans" (paraphyletic) Correct Ans-Traditionally, all the arthropods that are not
insects or chelicerates. Paraphyletic assemblage containing things as diverse as barnacles and
pillbugs (isopods) as well as crabs and lobsters.
worm Correct Ans-general term describing any animal with a more or less elongated body
form. They are in many different taxonomic
Acanthocephala Correct Ans-Formal name of the thorny-headed worms; comes from
Greek thorns + head
amebic dysentery Correct Ans-potentially life-threatening bloody diarrhea caused by
Entamoeba and similar protists
amoeba Correct Ans-any protist showing amoeboid motion - very general term