Mendel's experimental organism was a common garden pea (Pisum sativum), which has a flower that lends itself to self-pollination. The male parts of the flower are termed the anthers. They produce pollen, which contains the male gametes (sperm). Full article >>>
This is sometimes referred to as self-pollination, but this is not synonymous with autogamy. Full article >>>
But two thirds of the round seeds in the F2 were heterozygous and their self-pollination produced both phenotypes in the ratio of a typical F1 cross. Phenotype ratios are approximate ... Full article >>>
to the stigma of the same flower or sometimes to that of a genetically identical flower (as of the same plant or clone). Ability of many plantspecies to naturally and successfully fertilize within one individual. Also called self-pollination. Full article >>>
It is a plant model system of choice because of the additional advantages of short generation time (about five weeks), high seed production (up to 40,000 seeds per plant) and natural self-pollination ... Full article >>>
Self-pollination. Pollen of one plant is transferred to the female part of the same plant or another plant with the same genetic makeup. Selectable marker. Full article >>>
(Date:8/7/2008)...mithsonian Tropical Research Institute will host t...is" in Panama from 21-23 August, 2008. , The eve...ey Community Foundation, the Science Committee of ...n Office of the Undersecretary for Science. , So... on earth may disappear during our lifetimes. Oth...
(Date:8/6/2008)...ickey Center for International Understanding, thro...rded nearly $3 million by the National Science Fou... and Research Traineeship (IGERT) program. , Th...nterdisciplinary doctoral program in the polar sci...nmental change. "This grant will provide Dartmouth...
(Date:8/6/2008)...ENA, Calif.-- Individuals with synesthesia perceiv...us. Because their senses are ,cross-activated, so...ving colors or days of the week as possessing pers... world. Now, researchers at the ,California Insti...esthesia in which individuals hear sounds, such as...
(Date:8/6/2008)...Orleans, LA Dr. Eric Lazartigues, Assistant Profe... New Orleans School of Medicine, has been awarded ... National Heart, Lung, and Blood Institute of the ...ll support his research to advance our understandi...essure and the development of hypertension. Dr. La...
...ompts brain to release endorphins, bringing real r...icine will relieve pain is enough to prompt the br...othe painful sensations, a new University of Michi...rect evidence that the brain,s own pain-fighting c...enomenon known as the placebo effect -- and that t...
..., cells talk to one another through the routine ex... into a deep sleep, the higher regions of the brai...g grid of neural dialogue - apparently lose their ...ousness to fade. , Writing today (Sept. 30) in the...versity of Wisconsin-Madison professor of psychiat...
...ing HIV rises during pregnancy, according to a stu...archers at the Johns Hopkins Bloomberg School of P... remained even after researchers controlled for be...sk. The findings, which are published in the Septe... the increased risk was likely due to biological c...
...l clinical trial, a new drug that selectively bloc...venting acute kidney transplant rejection as cyclo... Patients who took the experimental drug, a co-sti...had better kidney function and experienced less of...nti-rejection drugs, including kidney damage, high...