White blood cells help in:
- a. Carrying oxygen only
- b. Fighting disease
- c. Clotting only always
- d. Pumping heart only
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Transportation in Animals and Plants — Practice
Excretion outline and transpiration.
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Platelets help in:
- a. Photosynthesis
- b. Carrying solid carbon dioxide only
- c. Clotting
- d. Making stomata
Veins carry blood:
- a. Only away always
- b. Only into atmosphere
- c. Towards the heart
- d. Only into stomata
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