illustrative microscopic close-up of a dividing cell of a microorganism, mitosis of a eukaryote cell, natural eukaryotic cell

biological biology biomedical biotechnology cancer cancerous carcinogen cell cellular clone conception cytokinesis disease divide dividing division eukaryote evolution fertility gene generation genes genetic genetics growth health care meiosis membrane metastasis micro microbiology microscopic microscopy mitochondrial mitosis nature nucleus oncology organism plasma process proteins regeneration replication reproduction reproductive research tissue tumor illustrative closeup microorganism natural eukaryotic generated