A cast<span> is a 3-D example of an object of the past created when a </span>mold<span> fills up with sediment like mud, sand or volcanic ash. </span>Fossils<span> can form when hard parts of a </span>fossil<span> are replaced by other minerals</span><span>.</span>
        
                    
             
        
        
        
Answer:
E. juxtaglomerular complex
Explanation:
Macula densa cells are the columnar tubule cells. They are present in the wall of afferent arterioles. The modified fibers of smooth muscles present in the lining of the afferent arteriole are called juxtaglomerular cells.
The juxtaglomerular cells and macula densa cells together make the juxtaglomerular apparatus, also called juxtaglomerular complex. The function of the juxtaglomerular apparatus is to maintain the blood pressure of kidneys.
 
        
                    
             
        
        
        
Answer:
the net force would be 45n 
Explanation:
20n+25n=45
 
        
             
        
        
        
Peristalsis refers  to  the   action   of  the  involuntary   muscle  of  the  digestive  track
    Peristalsis  involve  a  series  of  wave  like  muscle  contraction  that  moves  food   to  different  processing  station  in  the   digestive  tracts  and  it  begins in  the  esophagus  when  bolus  of  food  is  swallowed. It  involve involuntary   movement   of    the  longitudinal  and  circular  muscle.
        
             
        
        
        
The answer should be TRUE.
Sports nutrition is the study and practice of nutrition and diet to improve athletic performance. It focuses on the type and quantity of food and fluid that should be taken by athletes; foods that are rich in vitamins, minerals, supplements and organic substances such as carbohydrates, protein and fats. Ideally, college varsity players should very well know their sports nutrition because they are mature enough to know their own bodies and its needs more than anybody. Before, during and after tournaments, games or matches, it is but vital to know what your own body needs rather that consulting an expert every single time. However, if there is an increase demand of advice from experts, especially those who are frequent tournament players or those who wanted to do sports professionally, it is advisable to consult nutritionists or dietitian whom are experts in sports nutrition.