Water can seep into rocks and dissolve minerals. the dissolved minerals can be washed away. what type of weathering is this? explain your answer.

Any process that exerts a stress on a rock that eventually causes it to break into smaller fragments is a type of mechanical weathering. 

1. when the tempature rises,your sweat glands and then springs into action making perspiration. some sweat evaporates with your skin taling heat with it.2.some of the blood pumped by the heart travels by your lungs to get rid of carbon dioxide and pick up oxygen.3.saliva produces by, you drinking water which saliva is 98% of. when mucus builds up in your body it also creates saliva as well as, antibacterial compunds.4.when the core body tempature drops, the shivering reflex is triggered to maintain homeostasis. for example: when you get out the pool you start to shiver because it is cold.

Crossing over creates new combinations of genes in the gametes that are not found in either parent contributing to genetic diversity