metamorphic rock can change into igneous or sedimentary rock.
D). Current Hope this will help
Answer:
The lungs' main role is to bring in air from the atmosphere and pass oxygen into the bloodstream. From there, it circulates to the rest of the body. Help is required from structures outside of the lungs in order to breath
Explanation:
Based on the options given, the most likely answer to this query is C. phosphate buffer system. This type of buffer system is observed to operate among the fluids of the cells. Thank you for your question. Please don't hesitate to ask in Brainly your queries.
Answer:
Calcium atoms have smaller radii than potassium atoms since calcium atoms have a greater nuclear charge. Each calcium atom will be closer to the delocalized electrons. Thus, the bonds in calcium will be stronger than that in potassium.
Explanation: