________ separates proteins based on their attraction to a specific molecule attached to the surface of the matrix (or beads) of a chromatography column
Fill in the blank with correct word.
Answer: Affinity chromatography
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Interpreting stable isotopic fractionation depends on the fact that most enzymes preferentially bind ________ isotope substrates over ________ isotope substrates
A) nonradioactive / radioactive B) light / heavy C) heavy / light D) radioactive / nonradioactive
A cloned mammal is made by removing the DNA from the unfertilized egg of an egg donor, replacing it with DNA from a cell of a mature animal, and then implanting that cell into the uterus of a surrogate mother. The cell then divides and behaves as if it were a regular embryo. Answer the following question regarding a clone.Of whom is the baby a clone?
A. Surrogate mother B. Egg donor C. DNA donor D. It depends on whether it is male or female.
Identical (monozygotic) and fraternal (dizygotic) twins provide a natural experiment for investigating the influence of genetics on traits
Outline a study approach using twins, assuming you could identify enough pairs, in which you are examining the relative contribution of genetics on blood cholesterol level.
Many pathogenic bacteria produce a(n)________ that protects them from phagocytosis by host cells
a. flagellum b. pilius c. capsule d. endospore