Which would not be used by a scientist to determine the evolutionary relationship between two species? a. bone structure structure b. fossils c. dna d. population size

a. bone structure is correct because many species look similar but we can't tell if they have an EVOLUTIONARY relationship unless we look at bone structure.

your the dumbest b**tch ive ever seen

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.