The answe is the 4th choice
It explodes and disappears
Through phosphorylation, Cdks signal the cell that it is ready to pass into the next stage of the cell cycle. As their name suggests, Cyclin-Dependent Protein Kinases are dependent on cyclins, another class of regulatory proteins. Cyclins bind to Cdks, activating the Cdks to phosphorylate other molecules.
The role a species plays in the ecosystem is called its niche.
Glucose, which is their natural sugars that they feed themselves with to grow and reproduce properly. also, oxygen is a by-product of the equation.
