<span>The person can prepare by eating the right food, exercise, hydration of self and condition oneself for the incoming adventure like extreme. And also the human body systems respond to changes in the external environment, the nervous system and hormones enable us to respond to external changes. </span>
D is the correct answer :)
Answer:
a,the ability to go from a single cell to multicellular organism
I dont know what animation you mean about but i will give my opinion.
ATP are used for energy, they are made inside mitochondria. Mitochondria use oxygen and food to make ATP, which is maybe what u mean by rechargable is because whenever you eat, the mitochondria will produce energy again and again.
False, because
<span>According to 2n^2 rule </span>
<span>n=2 contains 8 electrons </span>
<span>n=3 contains 18 electrons </span>
<span>add electrons to have a stable octet in its outer energy level </span>
