Genetic and Environmental Causes of Cancer
Q: The Ames test is a widely used assay to screen for the mutagenic potential of chemical compounds using bacteria. True or False?
Did You Know?
The earliest T cell precursors entering the thymus are called double-negative (DN) thymocytes because they express neither the CD4 nor CD8 co-receptor proteins. Their T cell receptor genes are also in an unarranged (germline) state at this point.
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