Genetics

 which is heterozygous ?  

• Tt
• TT

Tags

NGSS.HS-LS3-1

Which is homozygous ?

• Zz
• SS

the genetic makeup of an organism

• heterozygous
• punnet square
• genotype

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Which of the following is a phenotype?

• BB
• Bb
• bb
• Blue eyes

What is a phenotype

• The genetic make up (code)
• The physical trait

Tags

NGSS.HS-LS3-1

having two of the same genes for the trait (sometimes called purebred).

• homozygous
• hetrozygous
• protein
• chromosome

Tags

NGSS.HS-LS3-1

having two different genes for a trait (sometimes called hybrid).

• protein
• homozygous
• heterozygous
• genotype

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Two dark hair parents (Bb) have a baby. What is the chance the baby is blonde hair?

• 0 %

• 25%

• 50%

• 75%

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

NGSS.HS-LS3-3

What percentage of the offspring in the punnett square are shown as a hybrid?

• 100%
• 75%
• 50%
• 25%

Tags

NGSS.HS-LS3-3

What is the phenotype of the heterozygous parent in the punnett square?

• green
• yellow
• hybrid
• purebred

Tags

NGSS.HS-LS3-1