Genetics Vocabulary

The passing of traits from parent to offspring is known as:

• heredity

• alleles

• traits

• phenotypes

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

The study of how traits are inherited through the interactions of genes is called:

• genetics

• heredity

• traits

• alleles

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Select all of the following genotypes that are considered heterozygous:

• AA

• Bb

• zz

• Dd

• Hh

Select all of the following genotypes that are considered homozygous:

• AA

• bb

• Hh

• Dd

• zz

One form of a gene is called a(n) _________.

• DNA

• phenotype

• trait

• allele

A heterozygous yellow pea plant's genotype would be:

• YY
• yy
• Yy
• Yg

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

An allele whose trait only shows up when no dominant allele is present:

• hidden allele
• dominant allele
• recessive allele
• present allele

When an individual has two different alleles for a trait (sometimes called hybrid), the individual is said to be:

• protein

• homozygous

• heterozygous

• genotype

When an individual has two of the same alleles for a trait (sometimes called purebred), the individual is said to be:

• homozygous

• hetrozygous

• protein

• chromosome

A segment of DNA that codes for a trait:

• gene

• centromere

• chromosome

• chromatid

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2