#Question id: 5099
#Unit 5. Developmental Biology
Which of the following is common to the development of birds and mammals?
#Question id: 5100
#Unit 5. Developmental Biology
During frog development, the blastocoel ________.
#Question id: 5101
#Unit 5. Developmental Biology
Which of the following correctly matches the extraembryonic membrane with its function?
#Question id: 5102
#Unit 5. Developmental Biology
Why was the evolution of the extraembryonic membranes crucial for colonization of land by the vertebrates? Extraembryonic membranes ________.
#Question id: 5103
#Unit 5. Developmental Biology
The arrangement of organs and tissues in their characteristic places in 3-D space defines ________.
#Question id: 5104
#Unit 5. Developmental Biology
In humans, identical twins are possible because ________.