We have all heard that the sequence of human DNA differs from chimpanzee DNA by only about 1%. Yet humans are capable of building complex civilizations while the chimps are still eating bugs in the forest. If you compare the human brain to the brain of any other primate, it’s easy to see where our … Continue reading Bigger brains with Frizzled HARE
Eggs get ready for fertilization by producing and storing all the proteins necessary for early embryo development. After fertilization, there are a series of rapid cell divisions without growth, producing a lot of small cells (here's a video). At some point during this process, the embryo switches over from using the proteins from mom, to … Continue reading What big nuclei you have!
Remember a month ago, before the rains started, when it was warm and sunny and all the trees in Berkeley were blooming? The Magnolias and plum trees were particularly beautiful. From Berkeleyside blog How do the plants know that it’s warm and time to bloom? Plants can sense day length and will begin to grow … Continue reading Hot times are a-bloomin’