Basics of Genetics

"AA, Aa, aa" are examples of what?

• dihybrid crosses

• monohybrid crosses

• phenotypes

• genotypes

Blue eyes and brown eyes are examples of what?

• prismatic coloration

• phenotypes

• genotypes

• masking traits

Tags

NGSS.MS-LS4-4

What are the genes or alleles for a trait called?

• genotype

• phenotype

What is the physical appearance of an organism called?

• genotype

• phenotype

If the genotype is "Bb", what is this called?

• homozygous

• heterozygous

If the genotype is "bb", what is this called?

• homozygous dominant

• homozygous recessive

• heterozygous dominant

• heterozygous recessive

the scientific study of heredity

• Genetics

• Chomosome

• Alleles

• DNA

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

combination of alleles (letters: DD, Dd, dd)

• phenotype

• genotype

• homozygous

• heterozygous

the physical appearance of a trait (Ex. Dimples, no dimples)

• phenotype

• genotype

• homozygous

• heterozygous

The allele (version of a trait) for pink hair is dominant. Which of the following would result in a person with pink hair?

• Pp

• PP

• pp

Tags

NGSS.HS-LS3-1