Genetics Vocabulary Review

When we study heredity, or the traits that are passed down from parents to offspring, it is called

• Heredity

• Genetics

• Fertilization

• Cell Division

the passing of traits from parent to offspring

• heredity

• genetics

• botany

the genetic make-up; the actual gene pair shown as 2 letters

• genotype

• phenotype

the physical or visible appearance of an organism; a trait we can see

• genotype

• phenotype

Tags

NGSS.HS-LS3-2

Tt, BB, rr - letters that represent alleles!

• genotype

• phenotype

purebred; the same gene pair

• homozygous

• heterozygous

Tags

NGSS.HS-LS3-1

hybrid; a different gene pair

• homozygous

• heterozygous

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Which of the following is the sex/gender chromosomes for a male?

• XX

• XYZ

• XY

• YZ

Which of the following is the sex/gender chromosomes for a female?

• XX

• XYZ

• XY

• XZ

When we have a dominant trait but the genotype is unknown, we can find it by creating a

• punnett square

• dihybrid cross

• test cross

• pedigree