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WorksheetsHuman Genetic Traits
Total questions: 10
Worksheet time: 3hrs 30mins
What is a pedigree?
C. A visual representation of rare types of genetic disorders
A. A type of flower that contains a visual representation of hypoallergenic traits
B. A visual representation of genetic inheritance used by geneticists to map genetic traits
D. A type of genetic mutation, specifically one that can be visually represented by its genetic traits
What symbols represent males and females in a pedigree?
D. Males - stars, Females - triangles
B. Males - squares, Females - circles
A. Males - circles, Females - squares
C. Males - triangles, Females - stars
Which alleles cause genetic disorders such as PKU?
D. Incomplete dominant
C. Co-dominant
B. Recessive
A. Dominant
What is a carrier?
A. A type of vehicle
D. A type of genetic mutation
C. An individual who has a recessive allele for a specific trait
B. An individual who has a dominant allele for a specific trait
What is the pattern of heredity for Huntington's disease?
A. Recessive
B. Dominant
C. Co-dominant
D. Incomplete dominant
What type of heredity is exemplified by cleft chin, widow's peak hairline, freely hanging earlobes, almond-shaped eyes, and thick lips?
D. Incomplete dominant
C. Co-dominant
B. Dominant
A. Recessive
What is the purpose of studying a family pedigree?
C. To see if there is a risk of passing along a genetic disease
A. To learn about the family's history
D. To identify the family's wealth
B. To predict the future of the family
What does a pedigree use to identify males and females in a certain family that carry the genetic trait being studied?
A. Set of numbers
B. Set of letters
C. Set of symbols
D. Set of shapes
What is the probability of an individual being a carrier if one of their parents is a carrier of a recessive allele?
B. One-in-two chance
D. One-in-five chance
A. One-in-four chance
C. One-in-three chance
What is the purpose of a Punnett square in the context of genetic inheritance?
A. To predict the future of an individual
B. To determine the gender of an individual
D. To identify the family's wealth
C. To calculate the probability of offspring inheriting certain traits
