nonvascular plantsPlants lacking lignified vascular tissue (xylem), vascularized leaves, and having a free-living, photosynthetic gametophyte stage that dominates the life cycle. Common examples are the mosses and liverworts. Full article >>>
Cryptogams: nonvascular plants such as lichens and mosses that make up the ground or surface layer of vegetation. Full article >>>
bryophytes A group of nonvascular plants consisting of the hornworts, liverworts, bryozoans Colonial invertebrates in which the anus is located outside the edge of a lophophore. bubo Swollen lymph node. Full article >>>
The mosses, liverworts, and hornworts; a group of nonvascular plants that inhabit the land but lack many of the terrestrial adaptations of vascular plants. bronchus pl. bronchi (bronk-us, bronk- eye) [Gk. bronchos, windpipe] ... Full article >>>
(Date:5/16/2008)...iomechanics and physiology from six universities, ...stitute of Technologys Media Lab, refute scientifi...us, a 21-year-old South African bilateral amputee ...e in the 400-meter race. Their conclusions were ba...otion Laboratory, under the direction of Professor...
(Date:5/15/2008)...s has developed a simple artificial cell with whic...two of the most basic cell components: the cell me...t surrounds the structures in living cells. The w...ake advantage of properties of cell organization t... findings will be published later this month (late...
(Date:5/15/2008)...improved the power output of one type of fuel cell...ould help these environmentally friendly energy st...arly in portable electronics. , The new material...ve than its conventional industrial counterpart, a...traditional fuel-cell membranes with these cost-ef...
(Date:5/15/2008)...le hydroxyl on another planet for the first time. ...ool to unlock the workings of Venuss dense atmosph...etect molecule, is made up of a hydrogen and oxyge...s of the Venusian atmosphere, some 100 km above th...Thermal Imaging Spectrometer, VIRTIS. , The elu...
...the University of Minnesota Medical School have di...cal cord blood that have properties of primitive s...nown to contain hematopoietic stem cells that can ...gs, however, identify a small population of cord b...ive stem cells that have the potential to produce ...
...man Genome Research Institute (NHGRI), one of the ...ed its latest round of sequencing targets, with an...man genes function and how genomic differences bet...disease. , The National Advisory Council for Human...ommittee that advises NHGRI on program priorities ...
... pinpointed exactly how botulinum neurotoxin A - a...the most lethal toxins known to man - is able to s... development of new treatments against botulism, a...ly known as botox. As small amounts of botox are a...recent work could help to quell any risks associat...
...ichigan scientists have found a common genetic var...much more likely to develop psoriasis ?a disfiguri...-ESS-1), for psoriasis susceptibility 1, the gene ...e definitively identified in a large clinical stud... treatments for psoriasis without the risks and si...