variable shapes and variable volumes
Answer: option A is the correct answer
Explanation:
Normal proteins allow the substances Na + and Cl- to move correctly through the cells of the skin, the pancreas and the lungs.
In contrast, the mutated proteins prevent them from moving through the cell, this causes mucus to accumulate in the skin, in the lungs and the pancreas, a medical condition called cystic fibrosis.
Iodine is a non-metallic, dark-gray/purple-black, lustrous, solid element.
<span>They are PURPLE
A bacteria can do all of the following 1. Photosynthesis 2. Recycling carbon which contributes to carbon cycle 3. Nitrogen fixation which contributes to nitrogen cycle These three indicated functions are significant because they perform specific contributions in the biosphere. Phosphorylation is a function which is part of the ATP process and has nothing to do with bacteria.</span>