Mendel's Laws of Heredity

Front

An organism is ______ for a trait if its two alleles for the trait differ from each other.

Back

heterozygous

Front

The passing on of characteristics from parents to offspring is called ______.

Back

Heredity

Front

The offspring of parents that have different forms of the trait are known as ______.

Back

hybrid

Front

The trait that is observed when both dominant and recessive alleles are present is called ______.

Back

dominant

Front

Characteristics that are inherited from parents are referred to as ______.

Back

traits

Front

An organism is ______ for a trait if its two alleles for the trait are the same.

Back

homozygous

Front

The genetic makeup of an organism is known as its ______.

Back

genotype

Front

The physical expression of a trait in an organism is called its ______.

Back

phenotype

Front

The allele that masks the effect of another allele is called a ______ allele.

Back

dominant

Front

The allele that is masked by a dominant allele is called a ______ allele.

Back

recessive