The purpose of meiosis is to reduce the normal diploid cells (2 copies of each chromosome / cell) to haploid cells, called gametes (1 copy of each chromosome per cell). In humans, these special haploid cells resulting from meiosis are eggs (female) or sperm (male). In yeast cells, they are spores.
Traditional warrants are issued in conjunction with a bond (known as a warrant-linked bond) and represent the right to acquire shares in the entity issuing the bond. In other words, the writer of a traditional warrant is also the issuer of the underlying instrument.
Unlike the rules-based classification schemes used in Europe, Brazil and other markets, medical devices in the US are classified using a predicate system. The US Food and Drug Administration (FDA) uses this predicate system to classify medical devices as Class I, II or III based on increasing risk.