Quasars emit large amounts of a. galaxies. c. visible light. b. radio waves. d. color.

Quasars emit large amounts of B Radio waves

during the process of dna replication, brdu can replace thymidine and incorporate into the newly synthesized dna, cell proliferation thus can be reflected in the extent of brdu incorporation.

just finished the test, the answer is d, greg is the least cost-effective because he charges the most for the project