#Question id: 28577
#Unit 5. Developmental Biology
Sox9-a testes forming gene specifically upregulated by combined expression of which protein?
#Question id: 2070
#Unit 2. Cellular Organization
The sodium-potassium pump is called an electrogenic pump because it:
#Question id: 3455
#Unit 11. Evolution and Behavior
A duck egg is removed from its mother’s nest and incubated by a barnyard hen. The duckling hatches out in the presence of the barnyard hen and stays in her nest. After a couple of days, the duckling is presented with a choice between its biological mother and the hen that incubated it. The duckling approaches and follows the hen. This set of observations demonstrates the phenomenon of
#Question id: 7067
#Unit 5. Developmental Biology
Which gene on the Y chromosome transforms the bipotential gonad into a testis in mammals?
#Question id: 1674
#Unit 4. Cell Communication and Cell Signaling
Which of the following statements is TRUE of receptor editing?