Why does a red blood cell unable to replace damaged protein?

Why is it incorrect to say that mitochondria function only as energy factories with cell

This group of organisms perform the process of ammonifcation. a. herbivores b. decomposers c. carnivores c. plants

Linda and julia are trying to determine whether their ideas are scientific or pseudoscientific. linda's idea is free of bias. julia's idea gives the same result when tested repeatedly. which statement is correct about linda and julia's idea?