Scientific American, المجلد 232Munn & Company, 1975 |
طبعات أخرى - عرض جميع المقتطفات
عبارات ومصطلحات مألوفة
acid activity animals asteroids beam binary calculator cerebellum chondrites chromatin climbing fiber color cone copepods coprolites crab crystal curve cyanate degrees developed digits dinosaurs earth earthquake ectothermic electron endothermic energy engine enzyme example experiments fibers fuel functions gene hemoglobin histones illustration inches indicate kilometers laboratory Ladino layer light machine mantle mass measured melanic membrane ment Mercedes-Benz meteorites micropatterns molecules mossy fibers moths nebula nonhistone proteins normal nuclear observed particles pattern percent peridotite photograph pigment plane plant poliovirus poly-A problem production proteins Purkinje cells random ratio result rock rotation SCIENTIFIC AMERICAN Selection solar solar nebula species star structure surface temperature texture thecodonts theory therapsids tion toxin Treaty trees ture University wall X-ray