A white flowered pea plant is crossed with a heterozygous purple pea plant. (Remember purple is dominant to white.) What percentage of the offspring will
have white flowers? *
Your answer

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.