Genetics & Punnett Squares

What is a GENOTYPE?

• the genetic make-up of an organism

• the physical trait of an organism

• mitosis

• meiosis

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Which of the following are GENOTYPES? (select all correct answers)

• black hair

• homozygous dominant

• heterozygous

• blue eyes

• BB

Tags

NGSS.HS-LS3-1

PHENOTYPE is

• the genetic make-up of an organism

• the physical trait of an organism

• nucleic acid

• Aa

Tags

NGSS.HS-LS3-1

Which of the following are PHENOTYPES?

• green skin

• Aa

• homozygous recessive

• purple eyes

• black fur

Tags

NGSS.HS-LS3-3

The prefix "homo" means

• different

• same

• tomorrow

• never

The prefix "hetero" means

• different

• ugly

• fancy

• same

Which of the following represents alleles for the homozygous dominant genotype?

• Aa

• aa

• AA

Which of the following represents alleles for the homozygous recessive genotype?

• Aa

• aa

• AA

Tags

NGSS.HS-LS3-1

Which of the following represents alleles for the heterozygous genotype?

• Aa

• aa

• AA

Tags

NGSS.HS-LS3-1

If A = red fur and a = white fur, what color fur would Aa be? (Assume Mendelian inheritance)

• red

• white

• purple

• blue

Tags

NGSS.HS-LS3-1