Heredity

Front

What is heredity?

Back

The passing of traits from parents to offspring.

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Front

What are genes?

Back

Factors that control traits.

Tags

NGSS.HS-LS1-1

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Front

What does it mean if an organism is heterozygous?

Back

It has two different alleles for a trait.

Tags

NGSS.HS-LS3-2

Front

What is incomplete dominance?

Back

A genetic situation where one allele does not completely dominate another, resulting in a blend of traits.

Front

What is a homozygous recessive genotype?

Back

A genotype with two identical recessive alleles, such as 'tt'.

Tags

NGSS.HS-LS3-2

Front

What is cross-pollination?

Back

The transfer of pollen from one plant to another, resulting in offspring that are a mix of both parents.

Tags

NGSS.MS-LS3-2

Front

What is a phenotype?

Back

The observable characteristics or traits of an organism.

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Front

What is a genotype?

Back

The genetic makeup of an organism, represented by alleles.

Front

What are alleles?

Back

Different forms of a gene that can exist at a specific locus.

Tags

NGSS.HS-LS3-2

Front

What is the difference between dominant and recessive traits?

Back

Dominant traits are expressed when at least one dominant allele is present; recessive traits are only expressed when two recessive alleles are present.