Which of the following best describes a difference between artificial and natural selection? Choose 1 answer : Natural selection leads to greater fitness over timewhile artificial selection has no sometimes a damaging) effect on fitness B Natural selection leads to lower fitness over time, while artificial selection improves fitness the selected group . Only artificial selection leads to evolution Natural selection involves selective breeding while artificial selection does not.

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.

find out why you don't need to aim at such a syllable pattern in english. you may have thought that haiku was supposed to be 5-7-5, so what's up with the logo by the gravitational pull of celestial objects, can touch us in unexpected ways.