Questions with the keyword 'blood'
- How is carbon dioxide removed from blood before it is exhaled? by elliejayne to Aime, Akshat, Diana, Gemma, Judith Comments: (No comments so far )
- why do you bleed more in a small cut that in a deep cut? by perkins to Aime, Akshat, Diana, Gemma, Judith Comments: (No comments so far )