#Question id: 6949
#XL - T Zoology
During gastrulation in Xenopus, the future mesoderm and endoderm move inside the embryo through the "blastopore"; in contrast, in chickens, gastrulation involves cells moving inward through the:
#Question id: 6950
#XL - T Zoology
In mammalian development, the embryo will form from which population of cells?
#Question id: 6951
#XL - T Zoology
In chick development, the cell movement during gastrulation is called:
#Question id: 6952
#XL - T Zoology
Which technique is commonly used for gene knock-out in mice?
#Question id: 6953
#XL - T Zoology
Maternal factors are:
#Question id: 6954
#XL - T Zoology
Between fertilization and the first cleavage division, actin filaments pull the cytoplasm of the frog egg toward the point of sperm entry in a process called: