More Tips
to Help You with your Exam
 

tips on
questions that ask you
to draw or do a calculation

tips on
drawing graphs		 tips on
things that affect
the rate (speed) of a reaction		  
 

words you should know on
genetics . . .. . cell division

activities
for hot revision

exam words

  
 

Words you should know to do with genetics . .

gene . . . . . . . . . . . . . . genetic information unit in DNA
allele . . . . . . . . . . . . . . different version of the same gene
dominant allele . . . . . . always shows up (in phenotype)
recessive allele . . . . . only shows up in homozygous pair
homozygous . . . . . . . . both alleles the same in the pair
heterozygous . . . . . . . different alleles in the pair
genotype . . . . . . . . . . . description of the allele pair
phenotype . . . . . . . . . . characteristic appearance