The X chromosome is
a)larger than the Y chromosome.
b)smaller than the Y chromosome.
c)the same size as the Y chromosome.
d)genetically identical to the Y chromosome.
e)larger and genetically identical to the Y chromosome.
a)larger than the Y chromosome.
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The figure above represents analysis of blood from a victim of a crime and from two suspects. Criminologists created this Southern blot using restriction fragments from a VNTR site. Which suspect is definitely innocent?
A. suspect 1 B. suspect 2 C. both D. neither
The LEAST hydrophilic substance is
A. salt. B. an ion. C. oil. D. an amphipathic molecule. E. a gas.
In meiosis II cytokinesis results in the production of
A. two haploid daughter cells. B. four diploid daughter cells. C. four haploid daughter cells. D. two diploid daughter cells. E. one daughter cell identical to the parent cell that underwent meiosis.
Each structure labeled 4 in Figure 41-1 is:
a. a node of Ranvier.
b. a cell body.
c. a dendrite.
d. a synaptic terminal.
e. an axon.