Explain the breif the Important of poverty

What causes fermentation a. antibodies b. antigens c. microorganisms d. antibiotics

Blood cells bring oxygen to cells and take carbon dioxide away. true or false

At school, there have been a lot of rumors going around about how certain sexually transmitted diseases are spread. which skill would be most valuable to you take the necessary steps to learn what you need to know to protect yourself? a. self-direction b. critical thinking c. problem solving d. effective communication       select the best answer from the choices provided.