Student did an experiment comparing the activity of four different enzymes, A, B, C, and D. The result are represented in the graph below. A valid conclusion based on the information in the graph is that

Which of the following is not a possible effectof increasimg carbon dioxide levels in the atmosphere ?

Asap many people try to eliminate fat from their diets which is one reason it is necessary for humans to eat fat a) fat is the only way to get energy b) every cell in the body must contain fat c)fat stores less energy than polysaccharides d) saturated fats make blood vessels healthier

Everything in the universe originated from a single point. how was it possible for everything in the universe to have occupied a single point in space?