Ive got this biology crossword and i havent got the slightest idea of how to do it
1.These contract thanks to the energy released during respiration
3. Where most reactions of respiration occur
7. The sugar required for respiration
9. Built up from amino acids
10. A waste product of respiration
11. The energy from respiration helps to keep this constant in animals
12. The process plants carry out in order to obtain glucose for respiration
Down
2. A waste product of respiration
4. Word used to describe the type of respiration that uses oxygen from the air
5. This is NOT the same as respiration - it is the process that moves air in and out of the lungs
6. The useful product of respiration
8. Increased thanks to folds in the mitochondria membranes​