Genetics Review

Front

What is the probability of obtaining red flowers (R) when red is dominant over white?

Back

2 out of 4

Front

Which of the following is NOT an environmental factor influencing characteristics?

Back

Eye color

Front

What tool do scientists use to show possible genotype combinations?

Back

Punnett Square

Front

If two parents with genotype Bb are crossed, what percentage of their children will have brown eyes?

Back

75%

Front

What is the term for crossing a wild cat breed with a house cat to produce a gentler cat that looks wild?

Back

Selective breeding

Front

Define genetics.

Back

The study of heredity and the variation of inherited characteristics.

Front

What is a genotype?

Back

The genetic constitution of an individual, represented by alleles.

Front

What is a phenotype?

Back

The observable physical or biochemical characteristics of an organism.

Front

What does dominant mean in genetics?

Back

An allele that expresses its trait even in the presence of a recessive allele.

Front

What does recessive mean in genetics?

Back

An allele that only expresses its trait when two copies are present.