if an individual has only one α gene, the excess β chains form the unusual tetramer b4, which causes

TLS Online TPP Program

#Question id: 5099

#Unit 5. Developmental Biology

Which of the following is common to the development of birds and mammals?

TLS Online TPP Program

#Question id: 5100

#Unit 5. Developmental Biology

During frog development, the blastocoel ________.

TLS Online TPP Program

#Question id: 5101

#Unit 5. Developmental Biology

Which of the following correctly matches the extraembryonic membrane with its function?

TLS Online TPP Program

#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 ________.

TLS Online TPP Program

#Question id: 5103

#Unit 5. Developmental Biology

The arrangement of organs and tissues in their characteristic places in 3-D space defines ________.

TLS Online TPP Program

#Question id: 5104

#Unit 5. Developmental Biology

 In humans, identical twins are possible because ________.