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Genetics Power Notes
Vocabulary Definition/Examples
Genetics
Inheritance
Probability
Gene
Alleles
Homozygous
Heterozygous
Dominant allele
Recessive allele
Genotype
Phenotype
Parental (P) Generation
First Filial (F1) Generation
Incomplete Dominance
Codominance
Karyotype
Sex chromosomes
Autosomes
Sex-linked (X-linked) trait
Multiple allele inheritance
Polygenic Inheritance
Dihybrid cross
Pedigree Chart
Probability can be written as _____________________, _____________________, or _____________________.How does a larger number of outcomes affect the accuracy of predicted results?
How many alleles does an organism have for each trait?Dominant alleles are written as an ____________________ letter.Recessive alleles are written as a ____________________ letter.
Mendel’s Principles Details
Complete Dominance ExamplesRoses:Alleles: R = _________________ r = _________________
Parent InformationGenotype Phenotype
ParentParent
What is the probability that the plants will be white?
German Shepherds:Alleles: B = _________________ b = _________________
Parent InformationGenotype Phenotype
ParentParent
What is the probability that they will have puppies with dark eyes?
F1 Genotype ResultsGenotype Fraction Percentage
Ratio: ___________________Punnett Square
_____ _____
_____
_____
F1 Phenotype ResultsPhenotypes Fraction Percentage
What is the probability of having a daughter with the trait?What is the probability of having a son with the trait?What is the probability of having children who are carriers?
What percent of the children could have normal vision?What percent of the daughters could be carriers?What is the probability of having a sick son?What is the probability of having a healthy daughter?
How likely are these parents to have a sick child?
Multiple Allele Examples
F1 Genotype ResultsGenotype Fraction Percentage
Ratio: ___________________Punnett Square
_____ _____
_____
_____
F1 Phenotype ResultsPhenotype Fraction Percentage
Ratio: ___________________
F1 Genotype ResultsGenotype Fraction Percentage
Ratio: ___________________Punnett Square
_____ _____
_____
_____
F1 Phenotype ResultsPhenotype Fraction Percentage
Ratio: ___________________
Blood Type:Alleles: IA = _________________ IB = _________________ i = _________________
Parent InformationGenotype Phenotype
FatherMother
Parent InformationGenotype Phenotype
FatherMother
Can a woman with type AB blood and a man with type B blood have a child with type O blood?
Rabbits:Alleles: C = _________________ cch = _________________
F1 Genotype ResultsGenotype Fraction Percentage
Ratio: ___________________Punnett Square
_____ _____
_____
_____
F1 Phenotype ResultsPhenotype Fraction Percentage
Ratio: ___________________
F1 Genotype ResultsGenotype Fraction Percentage
Ratio: ___________________Punnett Square
_____ _____
_____
_____
F1 Phenotype ResultsPhenotype Fraction Percentage
Ratio: ___________________
ch = _________________ c = _________________
Parent InformationGenotype Phenotype
ParentParent
How can you tell if a trait is polygenic?
Dihybrid ExamplesPea Plants:Alleles: R = _________________ r = _________________
Y = _________________ y = _________________
Parent InformationGenotype Phenotype
Parent
Parent
Punnett Square_____ _____ _____ _____
____
____
____
____
F1 Genotype ResultsGenotype Fraction Percentage
Ratio: ___________________Punnett Square
_____ _____
_____
_____
F1 Phenotype ResultsPhenotype Fraction Percentage
Ratio: ___________________
Hair type/Dimples:Alleles: A = _________________
a = _________________D = _________________d = _________________
F1 Genotype ResultsGenotype Fraction Percentage
Ratio: ___________________
F1 Phenotype ResultsPhenotype Fraction Percentage
Ratio: ___________________
Parent InformationGenotype Phenotype
Parent
Parent
Punnett Square_____ _____ _____ _____
____
____
____
____
F1 Phenotype ResultsPhenotype Fraction Percentage
Ratio: ___________________
F1 Genotype ResultsGenotype Fraction Percentage
Ratio: ___________________
Rabbits:Alleles: B = _________________ b = _________________
S = _________________ s = _________________
Parent InformationGenotype Phenotype
Parent
Parent
Punnett Square_____ _____ _____ _____
____
____
____
____
Tips for Solving Punnett Squares
F1 Genotype ResultsGenotype Fraction Percentage
Ratio: ___________________
F1 Phenotype ResultsPhenotype Fraction Percentage
Ratio: ___________________
PedigreeSquares are ___________________ Circles are ___________________What does it mean if an individual is shaded in?
Widow’s peak is dominant Straight hairline is recessive
Hemophilia is a recessive, sex-linked trait
Power Notes sobre la Genética
Vocabulario Definición / Ejemplos
Genética
Herencia
Probabilidad
Gen
Alelos
Homocigoto
Heterocigoto
Alelo dominante
Alelo recesivo
Genotipo
Fenotipo
Generación parental (P)
Primera generación filial (F1)
Dominancia incompleta
Codominancia
Cariotipo
Cromosomas sexuales
Autosomas
Rasgo ligado al sexo (ligado al X)
Herencia de alelos múltiples
Herencia poligénica
Cruz dihíbrida
Cuadro genealógico
La probabilidad se puede escribir como _____________________, _____________________, o ______________________.¿Cómo afecta un mayor número de resultados la precisión de los resultados pronosticados? ¿Cuántos alelos tiene un organismo para cada rasgo?Los alelos dominantes se escriben con una letra ____________________.Los alelos recesivos se escriben con una letra ____________________.
Principios de Mendel Detalles
Ejemplos de dominancia completaRosas :Alelos: R = _________________ r = _________________
Información de los padres Genotipo FenotipoPadre Padre
¿Cuál es la probabilidad de que las plantas sean blancas?
Pastores alemanes :Alelos: B = _________________ b = _________________
Información de los padres Genotipo FenotipoPadre Padre
¿Cuál es la probabilidad de que tengan cachorros con ojos oscuros?
Información de llos padres Genotipo FenotipoPadre Madre
¿Cuál es la probabilidad de tener una hija con el rasgo?¿Cuál es la probabilidad de tener un hijo (masculino) con el rasgo?¿Cuál es la probabilidad de tener hijos portadores?Daltonismo:Alelo: Xb = _________________ XB = _________________
Información de los padres Genotipo FenotipoPadre Madre
¿Qué porcentaje de los niños podría tener visión normal?¿Qué porcentaje de las hijas podrían ser portadoras?¿Cuál es la probabilidad de tener un hijo (masculine) enfermo?
Árbol genealógicoLos cuadrados son ___________________ Los círculos son ___________________ ¿Qué significa si un individuo está sombreado? El pico de la viuda es dominante La línea del cabello recta es recesiva