Answer:
These impacts include compaction, loss of soil structure, nutrient degradation, and soil salinity. The effects of soil erosion go beyond the loss of fertile land. It has led to increased pollution and sedimentation in streams and rivers, clogging these waterways and causing declines in fish and other species.
 
        
             
        
        
        
A dog fulfilled the three points of the cell theory through the healing of the cuts it encountered when playing.
<h3>What is a Cell?</h3>
This is defined as the simplest or basic unit of life and the three points of cell theory include:
- All organisms are made of one or more cells
- The cell is the basic unit of all organisms.
- All cells come from existing cells.
The cut the dog had healed as a result of the formation of the cells from existing cells through mitosis thereby resulting in the healing.
Read more about Cell theory here brainly.com/question/1594446
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Answers: option b. supplements
Explanation:
Supplements are only needed when you have a special defficiencies on your intake of nutrients on as consequence of an organic disorder.
Healthy athletes who are on a  balanced diet are already having all the vital nutrients, needed from their diet.
Athletes with intense activity do need vitamins, carbohydrates and fats which are on the regular diet: fruits, vegetables, carbohydrates and fats. Eating healthy provide you the nutrients your organism needs to obtain energy and create the muscles to perform well as athlete.
        
             
        
        
        
Yes you do need to make the punnet square.