Mendelian Genetics

Front

A version of a gene is called a(n)

Back

allele

Front

Tallness is dominant in pea plants and is represented by 'T.' What would the genotype be for a homozygous tall plant?

Back

TT

Front

In a heterozygous genotype, the ___________ allele is expressed in the phenotype.

Back

dominant

Front

Two brown eyed parents (Bb) have a baby. What is the chance the baby is blue eyed?

Back

25%

Front

What are the parents' genotypes if they are brown-eyed and heterozygous?

Back

Heterozygous for brown eyes

Front

What is the definition of a genotype?

Back

The genetic makeup of an organism, represented by alleles.

Front

What is the definition of a phenotype?

Back

The observable physical or biochemical characteristics of an organism.

Front

What does homozygous mean?

Back

Having two identical alleles for a particular gene.

Front

What does heterozygous mean?

Back

Having two different alleles for a particular gene.

Front

What is the principle of segregation?

Back

The principle stating that during the formation of gametes, the two alleles for a trait separate from each other.