Essential to understanding the life cycle of a plant is the concept of alternation of generations. One of the defining traits of plants is that a single adult plant exists in two separate states, called generations, with differing purposes. The sporophyte generation contains a full set of chromosomes in each cell and produces spores.
SD cards are an extension of MMC memory cards; this means that it's possible to use MMC cards in newer SD devices. It's also possible to use regular SD cards in SDHC and SDXC devices.
1 Fully compliant to SD 3.0 (UHS-I), SD 2.0 and eSD 2.1. 2  CPRM and ASSD 2.0 or Mc-EX can be supported. 3  Fully compliant to eMMC 4.4, and MMC 4.2 specifications.