The white fiber foot is generally curved, having a membraneous ring on the top part which promptly turns to tobacco color due to the falling spores.
12.
The product of this gene is a component of the centrosome, a non-membraneous organelle that functions as the major microtubule-organizing center in animal cells.
13.
The wind-dispersed fruit develops in a tan-colored flat, oval samara ( seed with a membraneous wing around it ) long by wide, notched at the outer end.
14.
In a sealed chamber designed to duplicate the harsh, cold conditions of deep space, researchers have combined simple everyday chemicals to create primitive cells that mimic the membraneous structures found in all living things.
15.
A hesperidium, called by others " " ( berry with a cortex ), had separate internal compartments ( " " " " in the original French ) and a separable membraneous epicarp or skin.
16.
Although only males produce the cicadas'distinctive sound, both sexes have membraneous structures called dB ( SPL ) The song is loud enough to cause permanent hearing loss in humans should the cicada sing just outside the listener's ear.
17.
Sternite VIII of the males in all but four primitive genera have a rounded membraneous area, covered by a posteriorly directed brush of stiff scales arising from the posterior margin of sternite VII, associated with a platelike, scale-bearing coremata flanking the vinculum.
18.
The "'Chthamalidae "'are a family of chthamaloid barnacles, living entirely in intertidal / subtidal habitats, characterized by a primary shell wall of eight, six, or four plates, lacking imbricating plate whorls, and either membraneous or more rarely calcareous basis.
19.
Fruit pendent, subcylindric, depressed between the seeds, 20 30 cm long, 2 cm wide, 2-valved, valves membraneous, dehiscent; seeds 6-12, ovoid-reniform, 2.5 cm long, 1.6 cm across, testa thin and brittle.
20.
This linguistic variety, some of it euphemistic, makes it difficult to distinguish in the literature among diaphragms, cervical caps, female condoms, and other pessaries; one form of " womb veil " is described in 1890 as " like a ring pessary covered by a membraneous envelope . " Another source in 1895 describes it as " a small soft rubber cup surrounded at the brim by a flexible rubber ring about an inch or inch and a quarter in diameter ."
