Unit #7 - Genetics Review

Front

What is the universal donor blood type?

Back

O

Front

In rabbits, if straight ears are dominant to floppy ears and black toenails are dominant to white toenails, what fraction of a heterozygous mating will express both dominant traits?

Back

9/16

Front

Which law states that alleles assort independently during gamete formation?

Back

Law of Independent Assortment

Front

What blood type can receive any type of blood?

Back

AB

Front

If a female dog is heterozygous for two traits (BbGg), how many allele combinations can she produce in her eggs?

Back

4

Front

Define dominant allele.

Back

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

Front

Define recessive allele.

Back

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

Front

What is a genotype?

Back

The genetic makeup of an organism, represented by alleles.

Front

What is a phenotype?

Back

The observable traits or characteristics of an organism.

Front

What is the purpose of a Punnett square?

Back

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