Answer: c
It says the answer needs to be 20 characters long)
Answer:
Other important large-scale outcomes of cell signaling include cell migration, changes in cell identity, and induction of apoptosis (programmed cell death).
Explanation:
The answer is (b). The hydrophobic sequence of AA is not electrically charged so it isn't soluble in water that means it spans the membrane. The
hydrophilic sequences are attracted by water and they remain in the aqueous enviornments on the two sides of the membrane. This diagram should clarify.
The answer might be gene pool?
The most important trait that modern fish had developed was the transformation of their skeleton from cartilage to bones. This was called ossification. Eventually, bony fishes and sharks dominated the waters because their body structure development which helped them as swimmers is advanced compared to earlier fishes.
