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genetics

vocab

TermDefinition
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
Created by: bciarfello