Mitochondria generally come from the egg in sexual reproduction, so they are passed strictly along the maternal line. The simple genetics of maternal-line heredity makes mDNA an attractive subject for archaeogenetic studies. Another attraction is that the typical human cell has about a thousand mitochondria, so there's more DNA material to work with. MDA Mail Delivery Agent. MDA Monochrome Display Adapter.
History marches on.
Measured in positron annihilation studies. MDB Multilateral Development Bank. MDBS Microcomputer DataBase System. MDC Major Diagnostic Category. MDCP Media Device Control Protocol.