Genetics Vocab Flashcard

Front

What term describes an organism's genetic makeup or allele combinations?

Back

Genotype

Front

What letter represents the dominant allele in genetics?

Back

B

Front

What term describes an organism's physical appearance or visible trait?

Back

Phenotype

Front

What letter represents the recessive allele in genetics?

Back

b

Front

Which of the following statements correctly identifies the phenotype and the genotype?

Back

Bb is the genotype, and brown eyes is the phenotype.

Front

What is an allele?

Back

An allele is a variant form of a gene that can produce different traits.

Front

What is codominance in genetics?

Back

Codominance is a situation in which both alleles in a heterozygous genotype are fully expressed.

Front

What is a gene?

Back

A gene is a segment of DNA that contains the instructions for building a specific protein.

Front

What is the difference between genotype and phenotype?

Back

Genotype refers to the genetic makeup, while phenotype refers to the physical expression of traits.

Front

What does homozygous mean?

Back

Homozygous refers to having two identical alleles for a particular gene.