What's been proven to be the most effective occupant protection in all types of vehicle crashes. seatbelts, headlights, turn signals, or all of the above

97. what function do many of the b vitamins have in common? a. the body to process iron b. the body to build collagen c. the body to release energy from carbohydrates d. can cause birth defects if consumed in excess amounts

What is the answer to this particular question i have in health

Which of the following represents the results of a review of well-controlled studies of vitamin c supplementation on the resistance to, and recovery from, colds? there was a reduction in the duration of colds by 50% on the average. there was a slight effect on reducing the duration and severity of colds for people taking vitamin c supplements. there was a significant reduction in the duration of colds in people who consumed at least one gram a day. there was a significant reduction in the number of colds only in people who consumed > three grams per day.