a piece of a DNA on chromosome that codes for a trait

an entire chromosome that codes for a trait

chemical messengers in your brain that code for a trait

the letters that represent the different forms of a gene

the different forms of a characteristic

the passing of physical characteristics from parents to offspring

contains your genes; found in the nucleus

combination of alleles (letters):DD,Dd,dd

the physical appearance of a trait (Ex: dimples, no dimples)

two alleles/letters for one trait that are the same (Ex: DD or dd)

two alleles/letters for one trait that are different (Ex: Dd)

What do half colored symbols represent?

The individual is a carrier (heterozygous).

The individual expresses the trait.

The individual has both recessive alleles.

The individual has both dominant alleles.

Genetics Test Review HONORS BIO

Quiz

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Biology

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9th - 12th Grade

•

Practice Problem

•

Easy

•

NGSS

HS-LS3-1, HS-LS3-2, HS-LS3-3

Standards-aligned

Merideth Sipula

Used 317+ times

FREE Resource

About this resource

This comprehensive genetics quiz covers the fundamental principles of heredity and inheritance patterns, making it appropriate for high school biology students in grades 9-12. The questions systematically address core genetic concepts including genotype versus phenotype, homozygous and heterozygous conditions, dominant and recessive alleles, and Punnett square analysis. Students need to understand Mendelian genetics principles, including how to interpret genetic crosses, calculate probability ratios, and predict offspring outcomes. The quiz extends beyond basic inheritance to cover more complex topics such as incomplete dominance, codominance, multiple alleles (demonstrated through ABO blood typing), sex-linked inheritance, and pedigree analysis. Students must demonstrate proficiency in genetic notation, gamete formation, dihybrid crosses, and the ability to analyze family inheritance patterns through pedigree charts. The material requires strong analytical thinking skills and the ability to apply mathematical concepts to biological scenarios. Created by Merideth Sipula, a Biology teacher in US who teaches grade 9-12. This quiz serves as an excellent comprehensive review tool for an honors-level genetics unit, providing students with extensive practice before their summative assessment. Teachers can utilize this resource for multiple instructional purposes: as a diagnostic tool to identify knowledge gaps, a guided practice session during class review, or independent homework to reinforce learning. The varied question formats and progressive difficulty make it ideal for formative assessment, allowing educators to gauge student understanding across all major genetics topics. This assessment aligns with Next Generation Science Standards HS-LS3-2 (making and defending claims based on evidence about inheritance of traits) and HS-LS3-3 (applying concepts of statistics and probability to explain variation and distribution of traits in populations), while also supporting Common Core mathematical practices through probability calculations and data analysis in genetic crosses.

Genetics Test Review HONORS BIO

49 questions

Aa, DD, bB, yy are all examples of

What ratio of the offspring from the cross shown will be homozygous recessive for the trait of tallness?

In a flowering plant species, red flower color (R) is dominant over white flower color (r). What is the genotype of any red-flowering plant resulting from this species?

T - tall and t = short
In the punnett square below, what belongs in the missing square

Which of the following is homozygous dominant?

Which of the following is homozygous recessive?

This type of inheritance pattern is a MIXTURE of both traits.

The expression of both alleles for a trait in a heterozygous individual is called...

What is NOT a possible genotype for someone with type B blood?

What is the genotype of a person with type A blood, who had a father with type O blood?

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Genetics Test Review HONORS BIO

49 questions

Aa, DD, bB, yy are all examples of

What ratio of the offspring from the cross shown will be homozygous recessive for the trait of tallness?

In a flowering plant species, red flower color (R) is dominant over white flower color (r). What is the genotype of any red-flowering plant resulting from this species?

T - tall and t = shortIn the punnett square below, what belongs in the missing square

Which of the following is homozygous dominant?

Which of the following is homozygous recessive?

This type of inheritance pattern is a MIXTURE of both traits.

The expression of both alleles for a trait in a heterozygous individual is called...

What is NOT a possible genotype for someone with type B blood?

What is the genotype of a person with type A blood, who had a father with type O blood?

Access all questions and much more by creating a free account

Popular Resources on Wayground

Discover more resources for Biology

T - tall and t = short
In the punnett square below, what belongs in the missing square