Which of the following is incorrect regarding the terminologies of ph – McqOptions

MCQOPTIONS

1.	Which of the following is incorrect regarding the terminologies of phylogenetics?
A.	The branching pattern in a tree is called tree topology
B.	When all branches bifurcate on a phylogenetic tree, it is referred to as dichotomy
C.	In case of dichotomy, each ancestor divides and gives rise to multiple descendants
D.	An unrooted phylogenetic tree does not assume knowledge of a common ancestor
Answer» D. An unrooted phylogenetic tree does not assume knowledge of a common ancestor

Discussion

No Comment Found

Related MCQs

Neighbor-joining chooses the sequences that should be joined to give the best least squares estimates of the branch lengths that most closely reflect the actual distances between the sequences.
For sequences that have ________ a phylogenetic analysis is __________
The KH test sets out to test the null hypothesis that the two competing tree topologies are not significantly different.
Parsimony can give ________ information when rates of sequence change _______ in the different branches of a tree that are represented by the sequence data.
Which of the following is untrue regarding the Distance analysis programs in PHYLIP?
In Shimodaira–Hasegawa Test, The degree of freedom used for the analysis depends on the substitution model used. It relies on the following test formula d = 2(ln LA – ln LB) = 2 ln(LA/LB). Here, is the log likelihood ratio score and ln LA and ln LB are likelihood scores for tree A and tree B, respectively.
Which of the following is untrue regarding the neighbor-joining method?
A method of sequence alignment based on a Model (Bishop and Thompson 1986) was introduced that predicts the manner in which DNA sequences change during evolution. Which of the following is wrong about it?
MrBayes is a Bayesian phylogenetic inference program.
Maximum likelihood has also been used for an analysis of mutations in overlapping reading frames in viruses.