Genes and Traits

The same allele are called:

• Dominant

• Recessive

• Heterozygous

• Homozygous

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

The study of the complete genetic sequence of humans and other organisms is ______.

What's the difference between a Phenotype and Genotype?

What is a gene

• one of the alternative forms of genes that carries a characteristic

• complete genetic material found in an individual

• the most basic unit of heredity

What's a phenotype?

• an organism's appearance or other detectable characteristic that becomes the organism's genotype and the environment

• entire genetic makeup of an organism

• complete genetic material contained in a species

Tags

NGSS.HS-LS4-4

How are the terms gene, locus, and allele related?

A _____ allele is the allele that is expressed when two different alleles or two dominant alleles are present.

A ______ allele is the allele that is expressed only when two copies are present.

Long strands of DNA are wrapped into

• DNA

• Chromosome

• Alleles

• Phenotype

Long strands of DNA are wrapped into

• DNA

• Chromosome

• Alleles

• Phenotype

Tags

NGSS.HS-LS3-1