| Term | Definition |
|---|---|
| clone |
an exact copy of an individual |
| cytoplasm |
the protoplasm of a cell, not including the nucleus |
| diploid |
having two sets of chromosomes |
| dominant |
in genetics, a character state (or the allele that controls it) that is expressed in the phenotype even if another allele for the locus is present |
| dormant |
inactive, not growing |
| egg cell |
the female gamete |
| embryo |
the developing diploid sporophyte resulting from division of the zygote |
| etiolation |
a growth response to the absence of light in which certain cells become elongated; in higher plants chlorophyll synthesis is also terminated |
| fern |
a seedless and flowerless plant that has a vascular sporophyte with roots, stems and fronds (leaves) that produces spores by meiosis and an independent non-vascular microscopic gametophyte stage that produces male and female gametes. |
| fertilization |
the union of nuclei from female and male gametes |
| foot |
the portion of the fern embryo that is embedded in the gametophyte |
| frond |
a term used to denote the leaf in ferns |
| gamete |
a haploid reproductive or sex cell that can fuse with another gamete to form a zygote |
| gametophyte |
the microscopic haploid phase of the fern life cycle that produces gametes |
| gene |
a unit of heredity carried on the chromosome |