Everything comes from the ground so soil or water
Hello.
Water is necessare because it leads to <span>Photosynthesis that lets plants grow.
Have a nice day </span>
Nucleic Acids store genetic information
Answer: a. action potential frequency is high enough that no relaxation of muscle fibers occurs.
Explanation:
A tetanic contraction occurs due to repeated stimuli at short intervals. In this situation, the muscle fiber does nor relax and contracts again. It is a process of sustained contraction of muscles, which evoke when the motor nerve innervates a skeletal muscle and emits the action potential at high rate. The muscles become hyperactive in this condition.
I believe the correct answer would be C. Atmosphere
