Scientists can produce novel proteins by modifying existing proteins using:

A) affinity-related targeting
B) site-directed mutagenesis
C) modular construction
D) the yeast two-hybrid system


Ans: B) site-directed mutagenesis

Biology & Microbiology

You might also like to view...

Diploid (2n) cells in the ____ of mosses, ferns, gymnosperms, and angiosperms divide meiotically and form haploid (1n) spores

Fill in the blank with the appropriate word.

Biology & Microbiology

A mutation in the ruvB gene mostly likely will:

A. reduce resistance to UV light. B. increase binding of RuvA to DNA. C. increase binding of RuvB to DNA. D. stabilize the Holliday intermediate. E. increase recombination of DNA.

Biology & Microbiology

Maintaining individual quality of life at a high level will require, above all, that humans exhibit a reproductive restraint that defies the entire history of evolution, during which "fitness" has been measured in terms of reproductive success rather than quality of life.

a. true b. false

Biology & Microbiology

Which of the following processes is incorrectly matched to its description?

A) Pinocytosis: Imports dissolved substance using small vesicles B) Receptor-mediated endocytosis: Uses specific binding between structures on the plasma membrane binding to ligands C) Exocytosis: Exports materials into a cell D) Endocytosis: Imports materials into a cell E) Phagocytosis: Imports undissolved substances but not whole cells or viruses

Biology & Microbiology