TRAIT    SPECIESABCDE101111200111310101401111500001610101 The table shows the distribution of traits (A-E) in six extant species (1-6). A "0" indicates the ancestral condition, and a "1" indicates the derived condition. Which trait is least informative of phylogenetic relationships within the group?

A. A
B. B
C. C
D. D
E. E


Answer: E

Biology & Microbiology

You might also like to view...

Explain how the Linnaean system of classification, although developed without any concept of

evolutionary theory, provided a reasonable, if not perfect, framework for later application of evolutionary systematics. What limitations of the Linnaean system have spurred cladists to argue for its abandonment and replacement by modern cladistic approaches?

What will be an ideal response?

Biology & Microbiology

If a cell has a large quantity of rough ER, what does this suggest about the activity of that cell?

a. The cell stores fats. b. The cell is dying. c. The cell serves a protective function. d. The cell produces a lot of protein.

Biology & Microbiology

Which of the following does NOT contribute to the virulence of a pathogen?

A) cell envelope;

B) toxins;

C) enzymes;

D) number of microorganisms that gain access/entry to the host

Biology & Microbiology

Hagfish, lampreys, gnathostomes, mammals, birds, fish, reptiles, and amphibians are all vertebrates and are sometimes referred to as the subphylum Craniata: animals with a cranium. Amphioxus and ascidians are not in Craniata

How does mapping characters associated with the neural crest assist us in understanding the evolution of complex traits? What will be an ideal response?

Biology & Microbiology