I would say DNA needs to be in a double helix so it can be unraveled and duplicated during cell mitosis
The term is known as TROPHIC LEVEL...........
Answer:
Respiration
Explanation:
Food energy is chemical energy that animals (including humans) derive from food through the process of cellular respiration. Cellular respiration may either involve the chemical reaction of food molecules with molecular oxygen (aerobic respiration) or the process of reorganizing the food molecules without additional oxygen (anaerobic respiration).
Answer:
The number of protons in the nucleus of an atom determines an element's atomic number
