Multiple Choice
How many unrooted trees are possible for a 22-species tree?
A) More than there are stars in the universe
B) 22
C) 945
D) 1
Correct Answer:

Verified
Correct Answer:
Verified
Q20: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB1615/.jpg" alt=" In the figure
Q21: Why is phylogenetic inference a difficult and
Q22: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB1615/.jpg" alt=" If two nonsister
Q23: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB1615/.jpg" alt=" The maximum likelihood
Q24: The older the clade,the<br>A)more likely its members
Q26: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB1615/.jpg" alt=" On the figure
Q27: The method of independent contrasts<br>A)allows evolutionary biologists
Q27: Why do some evolutionary biologists have philosophical
Q28: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB1615/.jpg" alt=" An unrooted tree,linking
Q30: For extinct taxa<br>A)the fossil record is the