Respitory system (mostly heart) 5.0 / 5 based on 1 rating ? BiologyRespiration and exerciseGCSEAll boards Created by: x.bethbCreated on: 07-04-18 18:05 398427516 Across 1. produce anti bodies designed to kill specific pathogens (11) 3. help blood to clot (9) 4. tiny vessels, one cell thick, permeable walls (11) 5. carries oxygenated blood out of the heart to the body (5) 6. carries blood away from the heart (8) 7. carries deoxygenated blood away from the body into the heart (4, 4) Down 2. eat pathogens (10) 3. carries oxygenated blood from the lungs into the heart (9, 4) 8. carries blood to the heart (5) 9. flexiable, small, bioconcave, no nucleus (3, 5, 4)
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