Questions with the keyword 'blood'
- veins carry deoxygenated blood and yet human beings are injected in the vein by abrb279 to Cheryl, Christina, Daniel, George, Ivy Comments: (No comments so far )
- why is it that the menstruation blood does not mix with the common blood by CUBBY to Cheryl, Christina, Daniel, George, Ivy Comments: (No comments so far )
- Is it true that people with blood group O is not for them to be infected with HIV/AIDS? by Wilberforce to Ivy, George, Daniel, Christina, Cheryl Comments: (No comments so far )
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