Investigation of Students’ Alternative Conceptions of Terms and Processes of Gene Technology

Table 7

Frequency of common and specific categories of students’ conceptions within the terms and processes of gene technology (multiple terms possible).

Categories of conceptions	Terms and processes of gene technology (percentage)
	Gene	Genetic engineering	Clone	Enzyme	Inheritance of traits	Transfer of genes	Change of genotype
	Common categories
Genotype	28.5	80.5	38.8		12.4		17.2
Phenotype	24.3	11.7	66.9		66.7	30.8	38.9
Procedure		73.4	66.8		7.0	44.3	58.0
Pedigree	16.0				79.1	59.7	28.0
Valuation		18.9	6.4				32.6
Object	23.6		92.0	55.9			28.1
Localization	20.1			60.3
	Specific categories
Container	18.1
Transmission	27.1
Individuality	5.5
Function				57.4
Source				11.8
Container		30.4