Biology 0.0 / 5 ? BiologyGCSEOCR Created by: hannahburtonCreated on: 09-01-13 16:30 Keeping a constant internal environment Homeostasis 1 of 8 How is blood measured? (what units) mmhg 2 of 8 Pressure when the heart beats systolic preasure 3 of 8 Charles Darwin's theory of... Evolution 4 of 8 Plants need _______ to survive nitrates 5 of 8 How many bases does DNA have? Four 6 of 8 The process of genetic engineering to cure genetic disorders is called ____________ gene therapy 7 of 8 Sulphur Dioxide causes _________________ Acid Rain 8 of 8
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