#Question id: 24211
#Unit 1. Molecules and their Interaction Relevant to Biology
#Question id: 5051
#Unit 5. Developmental Biology
fter the 8-cell stage, the mammalian embryo develops an outer layer (which becomes the fetal portion of the placenta), and an inner cell mass that generates all the cells of embryo. The cells of the inner cell mass are thus said to be-
#Question id: 9161
#Unit 9. Diversity of Life Forms
When climbing a mountain, we can observe transitions in biological communities that are analogous to the changes ________.
#Question id: 28591
#Unit 2. Cellular Organization
G1/S Cyclin–CDKs in case of human?
#Question id: 5567
#Unit 5. Developmental Biology
The cortical reaction of sea urchin eggs functions directly in ________.