reproductive organs

Listing 1 - 10 from 79 for reproductive organs

Earthworm Biology
... . The earthworm, while primitive, has well-developed nervous, circulatory, digestive, excretory, muscular, and reproductive systems, the major elements of which are shown in Figure 2 . The most ... not self-mating although they are hermaphroditic (each individual possesses both male and female reproductive organs). A mutual exchange of sperm occurs between two worms during mating. Mature sperm ...
edis.ifas.ufl.edu

Hunt Institute: Strandell Collection of Linnaeana
... , based on the number and disposition of pistils. This expedient but botanically simplistic classification by reproductive organs was controversial and not widely accepted at first. Many botanists were searching for a natural ...
huntbot.andrew.cmu.edu

The Virginia Camellia Society - Education - Fundamentals of Breeding Camellias
... is, both the male and female reproductive organs are found on the same flower. Some camellias, like the formal doubles, are sterile and do not have the reproductive parts. Single and semidouble flower will set seed more readily than other forms. The stamen, the male reproductive organ, consists of the anther with ...
members.cox.net

Biology of Subterranean Termites in the Eastern United States
... themselves. Generally, three castes are recognized: the worker caste, the soldier caste, and the reproductive caste. The Worker Caste Worker termites (Fig. 5) are physically and sexually immature ... typically over the course of several months, to fully develop wings, eyes, and functional reproductive organs. Nymphs can ultimately molt into sexually mature, fully winged adult male or female alates. ...
ohioline.osu.edu

The Story of Orchids - The North of England Orchid Society
... like superglue to the back of the unwitting messenger, only to be brushed against the reproductive organs of its next port of call, in some instances, the orchid aids the certainty of ... birds, small mammals, even bats, and least of importance the wind, all contribute to their reproductive successes. Orchids produce masses of tiny seeds, one single pod could contain as many as ...
orchid.org.uk

On-Line Glossary: M
... ) monodelphic. Of nematodes: Possessing one genital tube or ovary. (14) monoecious. Having male and female reproductive organs on a single thallus. (15) monogenic. Of nematodes: Producing offspring of only one sex. (14 ...
ppathw3.cals.cornell.edu

The Pines
... Conifer features Leaves, simple (not-pinnate), highly-reduced and generally evergreen Male & female reproductive organs borne in cones (conifer means bearing cones) They show vigorous secondary growth ... cone. prothallial cell generative cell tube cell air bladder Biodisc photomicrograph Female reproductive organs Biodisc photomicrograph The female cone (megastrobilus) is a spiral cluster of scales ...
scitec.uwichill.edu.bb

Tree of life proposal divides scientists (9/20/1999)
... again into genera and species, based on the superficial characteristics of organisms -- say, whether the reproductive organs of a flower were out in the open or hidden. As more species were discovered ...
ucjeps.berkeley.edu

Science -- Brown 285 (5430): 990
... , designed by botanist Carolus Linnaeus, which groups species by the number and arrangement of their reproductive organs, the stamens and pistils. At the meeting, a vocal band argued that the Linnaean system ...
ucjeps.berkeley.edu More from this site

Mosses and Liverworts
... Bryophyta on the basis of their sharing: a similar life cycle (alternation of generations) similar reproductive organs (antheridia and archegonia) lack of vascular tissue (xylem and phloem) Some 23,000 species of ... their tip; Multiple swimming sperm form in each antheridium. sterile, which do not form sex organs. In early spring, raindrops splash sperm from male to female plants. These swim down the ...
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