Homozygous & Heterozygous

Front

What is the scientific study of how traits are inherited?

Back

Genetics

Front

If F represents freckles and f represents no freckles, what is the phenotype of a heterozygous individual (Ff)?

Back

Freckles

Front

The word homozygous means ____________ alleles.

Back

same

Front

Which of the following is homozygous dominant: Jj, Rr, MM, or ee?

Back

MM

Front

What is the two-letter code that describes the genetic traits of an organism called?

Back

Genotype

Front

What is the term for the physical expression of a trait?

Back

Phenotype

Front

If an organism has two different alleles for a trait, it is said to be _____________.

Back

heterozygous

Front

What do we call the genetic makeup of an organism?

Back

Genotype

Front

If an organism has two identical alleles for a trait, it is said to be _____________.

Back

homozygous

Front

What is the difference between homozygous and heterozygous?

Back

Homozygous means having identical alleles; heterozygous means having different alleles.