Genetics - Parents Cross

Front

What trait is expressed when a dominant allele is present with a recessive allele?

Back

Dominant

Front

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

Back

Genotype

Front

How is a dominant allele represented in genetic notation?

Back

Capital letter

Front

What is the term for the observable characteristics of an organism?

Back

Phenotype

Front

What does the genotype 'bb' represent?

Back

Homozygous recessive

Front

What does the genotype 'Bb' represent?

Back

Heterozygous

Front

What is the result of a cross between a homozygous recessive and a heterozygous organism?

Back

The offspring can be either homozygous recessive or heterozygous.

Front

If a plant has a phenotype of 'tall', what can we infer about its genotype?

Back

It could be either homozygous dominant (TT) or heterozygous (Tt).

Front

What is the expected phenotypic ratio in a monohybrid cross between two heterozygous parents?

Back

3:1 (dominant:recessive)

Front

What is the purpose of a Punnett square in genetics?

Back

To predict the genotypes and phenotypes of offspring from a genetic cross.