LS Ch. 3 Heredity and Genetics

Front

Which nitrogen base always pairs with Adenine?

Back

Thymine

Front

Having two like genes for the same trait is called?

Back

Homozygous

Front

If one parent is homozygous for black hair and the other is homozygous for brown hair, what gene combinations will all of their offspring have if black hair is dominant?

Back

Bb

Front

What large molecule located in chromosomes carries our genes?

Back

DNA

Front

A capital letter always represents a ________ gene.

Back

Dominant

Front

What is the term for different forms of a gene?

Back

Alleles

Front

What is the basic unit of heredity?

Back

Gene

Front

What is the process by which traits are passed from parents to offspring?

Back

Heredity

Front

What is the term for an organism's observable characteristics?

Back

Phenotype

Front

What is the genetic makeup of an organism called?

Back

Genotype