Questions with the keyword 'blood'

• how do platelets form ? by bossno1 to Alexis, Dr D, Helen, Jasmine, Mario Comments: (No comments so far )
• what colour blood does giraffe’s by bossno1 to Alexis, Dr D, Helen, Jasmine, Mario Comments: (No comments so far )
• why we have different blood types like a positive or o negative? by jinxstr to Helen Comments: (No comments so far )
• Hi. Is it true that our blood is blue? If so, why do we see it red? by eden4 and 1 other. to Alexis, Dr D, Helen, Jasmine, Mario Comments: (No comments so far )