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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

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