The lampbrush chromosomes of Xenopus laevis (Daudin).
D000818:Animals; D002875:Chromosomes; D003434:Crossing Over, Genetic; D003584:Cytological Techniques; D005260:Female; D007621:Karyotyping; D008540:Meiosis; D008722:Methods; D008858:Microscopy, Phase-Contrast; D010063:Ovum; D014981:Xenopus