Alleles

A version or variation of a gene

• trait

• gene

• allele

• DNA

Tags

NGSS.HS-LS3-2

Alternative forms of a gene are called

• Alleles

• Homozygous

• DNA

• Genetics

Tags

NGSS.HS-LS3-1

The alleles that an organism has/inherits are its

• genotype

• phenotype

• chromosome

• recessive

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

The passing of traits from parents to offspring is known as....

• hierarchy

• heredity

• traits

• genetics

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Genes always appear in pairs. Your parents donate ________ allele for every trait.

• 1

• 2

• 23

• 46

Tags

NGSS.HS-LS3-1

An allele whose trait always shows up in the organism when the allele is present.

• Dominant allele

• Recessive allele

An allele that is masked/hidden when a dominant allele is present.

• Dominant allele

• Recessive allele

The different FORMS of a gene:

• Alleles

• Gene

• Purebred

• Hybrid

What is the term for different versions of a gene that can exist at a specific locus?

• Alleles

• Chromosomes

• Genotypes

• Phenotypes

Tags

NGSS.HS-LS3-2

Which of the following best describes a homozygous genotype?

• Two identical alleles for a trait

• Two different alleles for a trait

• One dominant and one recessive allele

• No alleles for a trait