The boxy yet stylish Nissan cubeÂ® makes its North American debut with its non-traditional asymmetrical body. 1  Engine Type. 2  Engine Displacement. 3  Engine Max. 4  Transmission Type.
Posted: Feb-13 08:28 PM (9 of 10) A dating ultrasound is most accurate, and should actually be done, by 9 weeks at the latest. At that early stage the baby grows almost exactly to the day, and conception can be basically pinpointed. After that, by 12 weeks it's not very accurate.
Briggs and King transferred the nucleus from an early tadpole embryo into an enucleated frog egg (a frog egg from which the nucleus had been removed). The resulting cell developed into a tadpole. The scientists created many normal tadpole clones using nuclei from early embryos.