Sickle cell disease is a genetic disorder that gives red blood cells a crescent shape instead of the typical disk shape. this genetic disease is recessive. if two individuals who have one recessive gene have four children, what percentage of the children will show symptoms of sickle cell disease?

25 percent
100 percent
50 percent
75 percent

25 percent chance of sickle cell disease

explanation:

image result for how many calories of energy will 20 grams of carbohydrates provide in one gram provides 4 calories

consuming the right balance of protein, carbohydrates and fat can you maintain a healthy weight and optimize your energy levels. protein and carbohydrates both contain 4 calories per gram, while fat provides 9 calories per gram.