D is the correct answer. everything said in all of the above is in the mitochondria to help it function.
The correct answer is Tar
certain hydrogen bonds are formed so that A goes with T and G with C
Macrophages
Using the receptors on their surface and through the facilitation by immunoglobulins that attach to the foreign matter, macrophages 'hold' the foreign bodies in the body and 'ingest' them through phagocytosis. Lysozymes in the cells then in 'digest' the foreign matter.