A node on a phylogenetic tree represents
A) an extinction event.
B) a hybridization event between two variants of a species.
C) a common ancestor of two lineages.
D) a die-off of a population.
E) a new generation.
Correct Answer:
Verified
Q23: Natural selection functions
A) by causing mutations in
Q24: The information needed to produce proteins is
Q25: The thorns on cacti are modified leaves
Q26: Once a phylogenetic tree has been constructed,
A)
Q27: Which is the feature or component of
Q29: A phylogenetic tree
A) classifies all plant species
Q30: Which of the following is not true
Q31: The ultimate source of new genetic variation
Q32: A species consists of
A) all the populations
Q33: Refer to the figure below showing DNA
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