B. Because the environment can not supply for the food and caring of the animal species that is growing larger.
As a cell grows, its volume increases more than its surface area so the answer is C
It reproduces cells to work for all systems
Answer:
a kinase is an enzyme that catalyzes the transfer of phosphate groups from high-energy, phosphate-donating molecules to specific substrates.
The body's use of signal transduction is to ultimately result in a cellular function.
Cells in the pancreas release insulin into the blood