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Asexual 123

TermDefinition
Gregor Mendel father of modern genetics, worked with pea plant experiments (1856-1863)
Punnett square a graphic used to predict the results of a genetic cross
Genetic the study of heredity
Alleles The physical evidence of a gene
Heredity the passing of genetic material from parent to offspring
Fertilization the union of a male and female gamete to form a zygote
Dominant Allele The allele that physically appear in an organism
Recessive Allele The hidden allele that does not appear
Codominance Both traits are dominant and physically appear
Heterozygous having two different alleles Example Bb, Tt
Homozygous having the same alleles Example BB, bb, TT, tt
Hybrid the offspring of two different species (ex. mule = donkey + horse)
Zygote once a sperm has fertilized an egg.
incomplete dominance Results in a blending of the appearance of the traits.
Chromosome a threadlike structure in a cell's nucleus that is made up of DNA
Asexual reproduction One parent. Parent and offspring have same genetic makeup
Sexual reproduction Two Parents each contribute a sex cell to the new organism
Phenotype Physical appearance of a gene
Genotype The letter representation of a gene
Trait a characteristic expressed by a gene (ex. hair color, leaf shape, eye color, etc.)
Clone an exact copy of cells produced asexually
Genes one segment of DNA from parents
Gamete the cells used during sexual reproduction (sperm or egg)
DNA the blueprint of life
Created by: randyg24
 

 



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