unit 2 biology 0.0 / 5 ? BiologyvariationASAQA Created by: gingerninja46Created on: 18-05-15 15:08 what is variation? the differences that exist between individuals 1 of 13 what are the two types of variation? interspecific and intraspecific 2 of 13 what is interspecific variation? variation between different species 3 of 13 what is intraspecific variation? differences within a species 4 of 13 what are the causes of intraspecific variation? genetic or environmental factors 5 of 13 explain genetic variation all members of a species have the same genes, individuals within a species can have different alleles. genetic variation is inherited 6 of 13 what is genotype? alleles of an organism 7 of 13 what is phenotype? expressed characteristics of an organisms due to its genotype 8 of 13 what s of the target population do you use when studying variation? sample 9 of 13 why do we sample accurately? to ensure it's representative of the whole population and that any patterns observed or tested aren't down to chance 10 of 13 what is random sampling? dividing a field into a grid and using a random number generator to get coordinates 11 of 13 what's the mean? average of values collected in a sample. used to see variation between samples 12 of 13 what's standard deviation? the spread of data about the mean 13 of 13
Comments
No comments have yet been made