Questions with the keyword 'blood'

• Can we have bacterias in our blood cells ??x xx by oliviaalice to Bob, Katie, Nisha, Sallie, Vee Comments: (No comments so far )
• why does the blood in your nose come out by joshprudhoe12 to Bob, Katie, Nisha, Sallie, Vee Comments: (No comments so far )
• Why do humans have different blood groups? by dh12uv1k31241 and 1 other. to Vee, Bob, Katie, Nisha, Sallie Comments: (No comments so far )