Answer:
G-protein-linked receptor
Explanation:
Epinephrine acts via G-protein-linked receptors. The heterotrimeric G proteins located within the cell are activated by G protein-coupled receptors that span the cell membrane. Signaling molecules bind to a domain on the GPCR located outside the cell, and an intracellular GPCR domain then in turn activates a particular G protein.
Answer:
Meiosis!
Explanation:
Meiosis results in 4 haploid daughter cells.
Answer:
A) releasing carbon dioxide into the air
Definitely not long, I’m not sure the exact time, look it up