In meiosis,<span> synapsis ( Pairing of homologous chromosome ) , Crossing over (exchange of chromosomal segment between nos sister chromatids) </span>occurs which does not occur<span> in </span>mitosis<span>.</span>
Walking, running, any exercise that increases heart rate
-Affects most organs (liver, lungs etc.) in the body
-Increases the risk of death
-Increases the risk of getting a stroke, <span>coronary heart disease, lung cancer and other forms of cancer
-Can damage blood vessels
-Cause fertility issues</span>
