The answer is ectopic pregnancy..this is the answer..
The answer is C- facilitated diffusion.it is a type of passive transport. In facilitated diffusion particles move from higher concentration to lower concentration. So particles move along their concentration gradients , so energy is not required.
At the inner mitochondrial membrane<span>, a high energy electron is passed along an electron transport chain. The energy released pumps hydrogen out of the matrix space. The gradient created by this drives hydrogen back through the </span>membrane<span>, through ATP synthase.</span>
Answer:
Calcium is a chemical element with the symbol Ca and atomic number 20.
Explanation:
