In what situation does rna play a role similar to enzymes

Ineed some everybody. the production of cells during mitosis into specialized function is called: recombination or differentiation

Multicellular organisms use cell division, mitosis, for growth and the maintenance and repair of cells and tissues. single-celled organisms may use cell division as their method of reproduction. regardless of the reason for mitosis, the process ensures genetic continuity. what is the step in the cell cycle that ensure genetic continuity?

Vessels draining the myocardium of the heart, open primarily ,into which chamber?