B1 PART 2 0.0 / 5 ? ScienceBiologyGCSEOCR Created by: kieranbell2001Created on: 20-05-16 14:31 what are nerve cells called neurones 1 of 16 what is the sequence in a reflex arc stimilus>receptor>sensory neurone>centeral nervous system>motor neurone>effector>response 2 of 16 What are class A drugs? class A drugs are the most dangerous drug and have the heaviest penalties 3 of 16 What are the 5 types of drugs depressants( alcohol), painkillers( paracetamol), Stimulants( nicotine) ,performance enhancers( steroids), hallucinogens(LSD) 4 of 16 What can a high temperature cause? heat stroke , dehydration 5 of 16 What can a low temperature cause? hypothermia 6 of 16 What hormone controls blood sugar levels? insulin 7 of 16 Which action is slower, hormone reaction or nervous reaction? hormone reaction is slower thaan nervous reactions as the hormones travel in the blood 8 of 16 What is type 1 diabetes caused by? type 1 diabetes is caused by the pancreas not producing any insulin. 9 of 16 What are auxins? auxins are a group of plant hormones. They move through the plant in solution. 10 of 16 What are the two types of human charecteristics? dominant and recessive 11 of 16 How many chromozones do we have in the body? 23 pairs 12 of 16 What are female chromozones called? ** 13 of 16 What are male chromozones called? XY 14 of 16 What is genetic varaition caused by? mutations , rearrangement of genes, fertalisation 15 of 16 What areinherrited dissorders caused by ? faulty genes 16 of 16
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