Genetics Vocabulary Exam Questions and
Answers Graded A+
Heredity - Correct answer-The passing of traits from parent to offspring
Gene - Correct answer-A segment of DNA on a chromosome that codes for a
specific trait
Trait - Correct answer-A characteristic that an organism can pass on to its offspring
through its genes.
Allele - Correct answer-An alternative or different form of a gene.
Dominant - Correct answer-Describes a trait that covers over, or dominates,
another form of that trait. It is written as a capital letter.
Recessive - Correct answer-An allele that is masked when a dominant allele is
present. It is written as a lowercase letter and is "weaker" than dominant genes.
Pure/ Homozygous - Correct answer-When both genes are the same and the
genotype has both capital or both lowercase letters: AA, aa, BB, bb
©COPYRIGHT 2025, ALL RIGHTS RESERVED 1
Answers Graded A+
Heredity - Correct answer-The passing of traits from parent to offspring
Gene - Correct answer-A segment of DNA on a chromosome that codes for a
specific trait
Trait - Correct answer-A characteristic that an organism can pass on to its offspring
through its genes.
Allele - Correct answer-An alternative or different form of a gene.
Dominant - Correct answer-Describes a trait that covers over, or dominates,
another form of that trait. It is written as a capital letter.
Recessive - Correct answer-An allele that is masked when a dominant allele is
present. It is written as a lowercase letter and is "weaker" than dominant genes.
Pure/ Homozygous - Correct answer-When both genes are the same and the
genotype has both capital or both lowercase letters: AA, aa, BB, bb
©COPYRIGHT 2025, ALL RIGHTS RESERVED 1
