Thurs. 3/20 Punnett Squares, Pedigrees and NonMendelian Genetics

Front

What is the phenotypic ratio for Type O blood?

Back

1/4

Front

Can you be a carrier of a dominant trait?

Back

No

Front

What ANTIBODIES does someone with blood type AB make?

Back

does not make any antibodies

Front

How would you describe the phenotype of a trait that has an incomplete dominance pattern?

Back

The phenotype is halfway between the parents' phenotypes.

Front

What are the chances of getting blood type B if a heterozygous blood type A person mated with a heterozygous blood type B person?

Back

25%

Front

What is a Punnett Square?

Back

A diagram used to predict the outcome of a genetic cross.

Front

What does a pedigree chart represent?

Back

A family tree that shows the occurrence of traits across generations.

Front

What is the difference between dominant and recessive traits?

Back

Dominant traits are expressed when at least one dominant allele is present; recessive traits require two recessive alleles to be expressed.

Front

What is incomplete dominance?

Back

A genetic situation where one allele does not completely dominate another, resulting in a blended phenotype.

Front

What are the possible blood types in humans?

Back

A, B, AB, and O.