GENETIC TERMS Flashcards
1
Q
what is a gene
A
a short section of DNA coding for characteristics
2
Q
what is an allele
A
different versions of the same gene
3
Q
what is a genotype
A
alleles an organism have for a characteristic
4
Q
what is a phenotype
A
physical appearance of an organism
5
Q
what is a dominant allele
A
gene will always be shown (PP or pp)
6
Q
what is a recessive allele
A
gene will only be shown if they are 2 copies
7
Q
what does heterozygous mean
A
both alleles are different
8
Q
what does homozygous mean
A
both alleles are the same
