Multiple Choice
A protein that appears to have a constant rate of change over a number of lineages,such as cytochrome C in mammals,can be useful as a
A) transcription factor.
B) transposon.
C) phylogenetic tree.
D) molecular clock.
E) polymorphism.
Correct Answer:

Verified
Correct Answer:
Verified
Q19: The mass extinction that led to the
Q20: Species-specific differences in phenotype are most likely
Q21: What defines a network motif?<br>A) a pattern
Q22: Gene conversion outcome of unequal crossing-over allows
Q23: A single ancient oxygen-binding molecule is ancestral
Q25: Human heterozygotes for sickle cell anemia are
Q26: Which of these accumulates mutations at the
Q27: Concerted evolution allows changes in single genetic
Q28: Based on DNA genotyping,Neanderthals were determined not
Q29: Selection may act even on synonymous mutations.