Genetics (basics)

Front

What is the term for an organism with two identical alleles for a trait?

Back

Homozygous

Front

What is the term for an organism with two different alleles for a trait?

Back

Heterozygous

Front

What is the term for a genetic cross that examines the inheritance of a single trait?

Back

Monohybrid cross

Front

What is the expected genotype ratio from a monohybrid cross between two heterozygous parents (Bb x Bb)?

Back

1 BB : 2 Bb : 1 bb

Front

What is the expected phenotype ratio from a monohybrid cross between two heterozygous parents (Bb x Bb)?

Back

3 Brown : 1 White (assuming brown is dominant over white)

Front

What is the term for the physical expression of a trait?

Back

Phenotype

Front

What is the term for the genetic makeup of an organism?

Back

Genotype

Front

What is the term for alleles that are expressed equally in the phenotype when present together?

Back

Codominance

Front

What is the term for a situation where one allele does not completely dominate another, resulting in a blended phenotype?

Back

Incomplete dominance

Front

What is the blood type genotype for an individual with blood type O?

Back

ii