Genetics Practice Questions

Front

Lower case letters are used to show that an allele is -

Back

recessive

Front

The 2 letter combination or an organism's genetic makeup is called -

Back

genotype

Front

The dominant trait as seen in this punnett square is -

Back

yellow pea seeds

Front

What is the term for having two recessive alleles?

Back

Homozygous Recessive

Front

What is the term for having two dominant alleles?

Back

Homozygous Dominant

Front

What is the term for having one dominant and one recessive allele?

Back

Heterozygous

Front

What is a Punnett square used for?

Back

To predict the genetic outcomes of a cross between two organisms.

Front

What does phenotype refer to?

Back

The observable traits of an organism.

Front

What does genotype refer to?

Back

The genetic makeup of an organism.

Front

What is an allele?

Back

A variant form of a gene.