Multiple Choice
Which of the following statements describes a purpose for which biologists use phylogenetic trees?
A) For human diseases once found only in other animals, phylogenetic trees are helpful in determining when and where the infectious organisms first entered human populations.
B) Phylogenetic trees are useful for determining how many times a particular trait may have evolved independently within a lineage.
C) Phylogenetic trees can be used to reconstruct ancestral traits.
D) Phylogenetic trees can be used in conjunction with molecular clocks to estimate the timing of evolutionary events.
E) All of the above
Correct Answer:

Verified
Correct Answer:
Verified
Q18: Phylogenies<br>A) help in the reconstruction of ancestral
Q19: A derived trait is one that<br>A) differs
Q20: Do similar traits arise independently in species
Q21: The study of biodiversity is called<br>A) homology.<br>B)
Q22: Which of the following statements about monophyletic
Q24: In the phylogenetic tree shown in Question
Q25: Which of the following groups have separate
Q26: Which of the following lists of taxonomic
Q27: Which of the following is a limitation
Q28: The system of binomial nomenclature was developed