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genetics
vocab
Term | Definition |
---|---|
Variations | Differences |
Albino | Lack of pigment |
Mutations | Sudden permanent change in the genetic material |
Identical Twins | 1 egg fertilized by 1 sperm that completely separates |
Conjoined Twins | 1 egg fertilized by 1 sperm that fails to completely separates |
Fraternal Twins | 2 eggs fertilized by 2 sperm |
Zygote | fertilized egg |
trait | characteristic ex eye color, hair etc.. |
Adaption | Trait that enhances an organism's survival in there environment |
Genes | Factor to determine a trait |
Selective Breeding | Choosing parents to mate to achieve a desired result |
inbreeding | Reproduce within the same family |
Recessive | Only shows up if inherited from both parents, weaker |
Dominant | Stronger gene, only need 1 to show the trait |
Viable | Able to produce more offspring |
Heredity | passing of traits from parents to offspring |
Genetics | the study of heredity |
Mendel | "the father of genetic" |
allele | different forms of a gene |
Hybrid | 2 different alleles for the trait |
Purebred | 100% pure |
Phenotype | physical appearance of an organism |
Genotype | the genetic makeup of an organism |
Pedigree | diagram that shows the inheritance of traits through several generations |
Heterozygous | different alleles or different genotypes |
Homozygous | the same alleles or pure genotype |
punnet square | a chart in which to determinate the possible genotypes |
roan | red and white coat color in cattle, co-dominant inherited |
chromosome | long rod-like structures that carry genes in the nucleus |
DNA | deoxyrobonucleic acid- carries genetic information |
nucleotide | building block of DNA |
Karyotype | a picture of a persons chromosomes |