dioecious Term applied to plants having separate male and female plants.
diploid Cells that contain homologous chromosomes. The number of chromosomes in the cells is the diploid number and is equal to 2n (n is the number of homologous pairs).
dioecious
(dy-ee-shus) (dye-ee-shus) [Gk. di, two + oikos, house]
Referring to a plant species that has staminate and carpellate flowers on separate plants.
dimorphism ...
Dioecious referring to a plant which has separate male and female flowers on separate male and female plants
(di = two; oecious‚ oikus‚ eco = house) ...
Dioecious
Organisms whose individuals produce only one type of gamete; i.e. humans (either male or female). See monoecious.
Related Terms:
Gamete ...
dioecious; having male and female sex organs in separate individuals; contract with monecious
Source: Noland, George B. 1983. General Biology, 11th Edition. St. Louis, MO. C. V. Mosby
...
dioecious Characterized by having separate sexes; that is, an individual is either male or female, but never both. "Gonochoristic" means the same thing.
In almost all dioecious species (species with two sexes), the sex ratio is 0.5. There are 1/2 males and 1/2 females. In most species,the Mendelian rules of inheritance explain mechanistically why this is so.
[examples] Dinoflagellates DioeciousHaving female sex organs on one plant, male on another. The holly is dioecious.
dioecious Organisms produce only one type of gamete; i.e. humans dominant trait. A trait expressed preferentially over another trait. Drosophila melanogaster The fruit fly, a favorite organism for genetic analysis. epistasis.
Androecious - plants producing male flowers only, produce pollen but no seeds, the male plants of a Dioecious species.
Dioecious - having unisexual reproductive units with male and female plants.
Ginkos are dioecious, with separate male and female plants. The males are more commonly planted since the females produce seeds that have a nasty odor. Pollination is by wind.
Monoecious
Organisms whose individuals produce both male and female gametes; i.e. many plants. See dioecious.
 See also: Plant, Organ, Animal, Species, Flower
  
|
RSS
