Investigation 5 Vocabulary (7th grade)

passing on characteristics from parent to offspring

• heredity

• gene

• allele

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

basic unit of heredity carried by chromosomes; code for features of organisms

• heredity

• gene

• allele

Tags

NGSS.HS-LS1-1

NGSS.HS-LS3-1

variations of genes that determine traits in organisms

• heredity

• gene

• allele

Tags

NGSS.HS-LS3-2

NGSS.HS-LS4-2

form of gene that is expressed as a trait when it is present (capital letters: A,B,E, etc.)

• allele

• dominant trait

• recessive trait

Tags

NGSS.HS-LS4-3

form of a gene that is expressed as a trait only when there are no dominant alleles present (lowercase letters: a,b,e, etc)

• allele

• dominant trait

• recessive trait

organism's particular combination of paired alleles (i.e. YY, Yy, and yy)

• genotype

• phenotype

• heterozygous

traits produced by genes

• genotype

• phenotype

• heterozygous

Tags

NGSS.HS-LS1-1

NGSS.HS-LS3-1

NGSS.HS-LS3-2

gene composed of two different alleles (i.e. Yy)

• phenotype

• heterozygous

• homozygous

gene composed of two identical alleles (i.e., YY or yy)

• phenotype

• heterozygous

• homozygous