Term | Definition |
---|---|
sample (sampling) |
in statistics, a subset which is analyzed to be representative of the whole population |
seed plant |
a plant that bears seeds |
segregation |
in genetics, the separation during meiosis of a pair of alleles at a given locus, resulting in gametes containing only a single allele per locus |
sexual reproduction |
reproduction based on the reciprocal processes of meiosis and fertilization |
shoot |
the arial portion of a plant distinct from the root |
species |
a group of interbreeding individuals with similar characteristics |
sperm (spermatozoid) |
in ferns - a motile male gamete |
spore |
single-celled haploid (1n) product of meiosis that germinates and develops into a gametophyte |
spore mother cell |
a diploid (2n) cell which undergoes meiosis to produce haploid (1n) spores |
sporophyte |
the macroscopic diploid vascular stage of the fern life cyclethat produces spores |
strain |
a group of plants distinguished by a particular trait |
syngamy |
the fusion of two gametes |