#Question id: 7000
#Unit 5. Developmental Biology
One primary factor in shaping the polarity of the body axes in chick embryos is ________.
#Question id: 7001
#Unit 5. Developmental Biology
If the apical ectodermal ridge is surgically removed from an embryo, it will lose ________.
#Question id: 7002
#Unit 5. Developmental Biology
The nematode Caenorhabditis elegans ________.
#Question id: 7003
#Unit 5. Developmental Biology
What structural adaptation in chickens allows them to lay their eggs in arid environments rather than in water?
#Question id: 7004
#Unit 5. Developmental Biology
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:
#Question id: 7005
#Unit 5. Developmental Biology
The primitive streak in a bird is the functional equivalent of :