Answer:
Since all cells in our body contain DNA, there are lots of places for mutation to occur; however, some mutations cannot be passed on to the offspring and do not matter for evolution.
Explanation:
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It can be between restaurants to see who is better at serving and service or a competition between 2 or more people at an activity.
All 3 farming techniques are methods of soil conservation.
Contour plowing is used to stop water from flowing directly down slope to prevent gullying.
Terracing is used to slow the amount of runoff, and prevents rapid soil erosion.
Strip Cropping is when farmers plant plants in alternating bands to stop soil erosion.