#Question id: 7092
#Unit 5. Developmental Biology
A gap gene mutation might cause which of the following defects in the embryonic body plan?
#Question id: 7093
#Unit 5. Developmental Biology
The activation of zygotic hunchback expression by Bicoid protein illustrates what principle in the establishment of positional information in embryos?
#Question id: 7094
#Unit 5. Developmental Biology
Mutations in homeotic genes can lead to what type of developmental defect?
#Question id: 7095
#Unit 5. Developmental Biology
Which of the following, first discovered through
mutagenesis studies in Drosophila, also function in the development of mammals
like us?
a) hedgehog
b) homeobox genes
c) the Wnt family
d) the Toll signaling pathway
Which of the following combination is correct?
#Question id: 7096
#Unit 5. Developmental Biology
In which portion of the frog's life-cycle would a frog appear most similar to a mammal?
#Question id: 7097
#Unit 5. Developmental Biology
What property of the mammalian embryo permits the production of chimeric mice?