#Question id: 23868
#Unit 13. Methods in Biology
#Question id: 7165
#Unit 5. Developmental Biology
Embryonic induction, the influence of one group of cells on another group of cells, plays a critical role in embryonic development. In 1924, Hans Spemann and Hilde Mangold transplanted a piece of tissue that influences the formation of the notochord and neural tube, from the dorsal lip of an amphibian embryo to the ventral side of another amphibian embryo. If embryonic induction occurred, which of the following observations justifies the claim of embryonic induction?
#Question id: 19093
#Unit 4. Cell Communication and Cell Signaling
#Question id: 2846
#Unit 2. Cellular Organization
HP1 contains a chromodomain that will bind to
#Question id: 1637
#Unit 4. Cell Communication and Cell Signaling
Protective antibodies against infectious agents are often: