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Genetics
Study Flashcard for Gentics Test
31
Biology
10th Grade
02/21/2013

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Term
Gentics
Definition
The Scientific Study Of Heredity
Term
Fertilization
Definition
A Cell That Produces An Embryo In A Seed During Sexual Intercourse
Term
True-Breeding
Definition
If A Parent Is Allowed To Self Pollinate The Offspring Will Look Identical To The Parent
Term
Trait
Definition
Specific Characteristics
Term
Hybrid
Definition
Parents With Difficult Traits Offspring
Term
Gene
Definition
Deciding Traits
Term
Allele
Definition
Different Types Of Genes
Term
Segregation
Definition
Separation Of Alleles
Term
Gamete
Definition
Specilzed Cell Involved In Sexual Reproduction
Term
Probabitlity
Definition
The Likilihood Of Something Happening
Term
Punnet Squares
Definition
A Diagram Showing What Genetic Crosses May Result In
Term
Homozygous
Definition
Two Identical Alleles
Term
Heterozygous
Definition
Two Different Alleles
Term
Phenotype
Definition
Physical Characteristics
Term
Genotype
Definition
Genetic Characteristics
Term
Independent Assortment
Definition
Independent Separation Of Genes During Gamete Formation
Term
Incomplete Dominance
Definition
One Allele Is Not Completely Dominent
Term
Codominance
Definition
Both Alleles Of Genes Contribute To The Phenotype
Term
Multiple Alleles
Definition
3 Or More Alleles Of The Same Gene
Term
Polygenic traits
Definition
Trait Controlled By 2 Or More Genes
Term
Homologous
Definition
CellsThat Each Have A Corresponding Chromosome From The Opposite Sex Parent
Term
Diploid
Definition
A Cell That Contains Both Sets Of Homologous Chromosomes
Term
Haploid
Definition
A Cell That Contains A Single Set Of Homologous Chromosomes
Term
Meisos
Definition
The Number Of Chromosomes Per Cell Is Cut In Half Through The Separation Of Homologous Chromosomes-Diploid
Term
Tetrad
Definition
Structure Containing 4 Chromatids That Forms During Meiosis
Term
Crossing-Over
Definition
Process In Which Homologous Chromosomes Exchange Portions Of Their Chromoatids During Meiosis
Term
What Happens During The Process Of Meiosis?
Definition
2 Cells Segregate Into 4 Haploid Cells
Term
How Is Meiosis And Mitosis Different?
Definition
Mitosis Ends In 2 Diploid Cells Meiosis Ends In 4 Haploid Cells
Term
What Does Diploid And Haploid Cells Mean?
Definition
Diploid Means 2 Sets, Haploid Means 1 Set.
Term
What Is The Principal Of Independent Assortment?
Definition
That Genes For Different Traits Can Separate During Gamete Formation
Term
What Inheritance Patterns Exist Aside From A Simple Dominance?
Definition
Some Alleles Are Neither Dominant Nor Recessive, And Many Traits Are Controlled By Multiple Alleles Or Multiple Genes
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