Under the neutral model, allele frequency distributions are the product of:
a. effective population size.
b. mutation rate.
c. selection.
d. A and B.
e. None of the above.
D
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While analyzing forensic evidence gathered at a crime scene, a lab technician assigned to the case compares DNA collected at the scene to DNA from three suspects. The technician finds that all three suspects have genetic maps that are similar to the DNA collected at the scene, but they all have a number of unique markers that differ from the DNA evidence. What conclusion can be drawn from these facts?
a. The evidence from the crime scene has been contaminated and is no longer admissible in court. b. All three suspects belong to the same family as the person who left their DNA at the crime scene. c. All three suspects probably belong to the same species as the individual who left DNA at the scene. d. None of the suspects were at the crime scene, and they no longer need to be investigated in this case.
The mitochondrion harnesses the energy of the flow
of __________ from its __________ compartment to its __________ compartment to generate ATP. a. CO2; outer; inner b. H+; outer; inner c. H+; inner; outer d. H2O2; outer; inner e. CO2; inner; outer
The first heart sound (lub) is produced by the closing of the ____ and ____ valves
a. aortic semilunar; pulmonary semilunar b. right atrioventricular; aortic semilunar c. left atrioventricular; pulmonary semilunar d. right atrioventricular; left atrioventricular e. mitral; left atrioventricular
The theory that states chloroplasts and mitochondria arose from prokaryotes that lived within other cells is the ________ theory.
Fill in the blank(s) with the appropriate word(s).