Females have two of which reproductive structure? uterus vagina urethra ovary

I believe the answer is D: the ovary

D. Ovary                                                Got it right on the test

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.