Vocabulary Flashcards
what is a gene
segment of DNA that codes for a specific trait
what codes for piebaldism?
SNAI2
what is a locus
location of a gene of chromosomes
what is an allele
variation of a gene
what is dominant
allele that has the ability to mask the effects of another
recessive
allele that is masked by the dominant allele
homozygous
having two identical alleles at a certain loci
heterozygous
having two different alleles at a certain loci
genotype
description of the genes carried by an individual
phenotype
description of the appearance of an individual, or function of a protein
somatic cell
body cells, divide via mitosis
germ cell
reproductive cells, divide via meiosis
diploid
cells with 2 copies of each chromosome 2n, homologous chromosomes
haploid
cells with only 1 copy of each chromosome 1n
