Answer:
Metabolism refers to all the chemical reactions in the body, including those that use oxygen and create carbon dioxide. Oxygen and carbon dioxide, therefore, are involved in both respiration and metabolism. Metabolic reactions are sometimes referred to as cellular respiration, which can cause confusion.
I believe it's the long arm of chromosome 17.
Photosynthesis occurs in plant cells, but does not occur in animal cells.
Answer:
this is not science questions it is of maths