Both pulse-field gel electrophoresis and Western blotting utilize electrophoresis in their procedures. When comparing the two procedures, which statement is true?
A. Pulse-field gel electrophoresis is excellent for identifying minute genetic differences among strains of one species of an organism.
B. Pulse-field gel electrophoresis separates DNA fragments while Western blotting separates proteins.
C. The presence of antibodies in a patient specimen can be identified in the Western Blot.
D. Pulse-field gel electrophoresis is used for genetic analysis.
E. All of the statements are true.
Answer: E
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Lipids can serve in all EXCEPT which of the
following capacities? a. enzymes b. energy c. membrane structure d. insulation e. source of glycerol
Which of the following are miss-matched with their school of systematics?
A. cladistic systematics --shared derived characters B. phenetic sytematics -- number of similarities C. traditional systematics -- anatomy D. Parsimony -- minimum number of similar characters
Sexual reproduction produces individuals that are always genetically identical to the parents
Indicate whether the statement is true or false
You have discovered a new invertebrate species that is slow-moving and widely dispersed. What might you predict about its reproductive system?
A. It is likely to be hermaphroditic. B. It is likely to use internal fertilization and brood care. C. Males are likely to be smaller than females. D. Females are likely to be smaller than males.