GCSE Biology OCR Gateway (Separate Sciences)
Biology
OCR Gateway (OCR A) GCSE Biology flashcards
Sample Data
| Front | What is blood? |
| Back | Tissue containing red blood cells, white blood cells, plasma and platelets |
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| Front | Why do we need homeostasis? |
| Back | All metabolic reations vital for keeping you alive continue at normal rate |
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| Front | How does the eye focus on a distant object? |
| Back | Ciliary muscles relax, suspensory ligaments pull tight, lens is pulled thin, light rays refracted less
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