Vitamin A plays an important role in: Group of answer choices regulating calcium promoting keratinization maintaining body linings and skin blood clotting maintaining fluid and electrolyte balance

Me with these questions if you’re it sure don’t answer

Blood has traveled from the heart to the toes. which describes the next step of the circulation process?

Which statement about the immune system is false? a. lymphocytes reduce inflammation, b. b cells remember specific pathogens. c. most white blood cells kill bacteria d. white blood cells are made in lymph nodes.