Punnett Pop Quiz

A characteristic that an organism can pass on to its offspring through its genes is ___________

• Trait
• Gene
• Allele
• Dominant

Tags

NGSS.HS-LS3-1

An allele that is masked when a dominant allele is present. The "weaker" gene. 

• Dominant Allele
• Recessive Allele

An allele whose trait always shows up in the organism when the allele is present. The "stronger" gene. 

• Dominant Allele
• Recessive Allele

What is called when a organism has  two different alleles for a trait. Tt or Rr

• Heterozygous
• Homozygous
• Domozygous
• Thermozygous

What is called when a organism has two identical alleles for a trait. TT or tt. RR or rr

• Heterozygous
• Homozygous
• Domozygous
• Thermozygous

A factor that covers up another factor is _____

• Recessive
• Obsessive
• Dominant
• Combinant

In a certain species of plant, the color purple (P) is dominant to the color white (p).
According to the Punnett Square, what is the probability of an offspring being purple?

• 25%
• 0%
• 100%
• 50%

Tags

NGSS.HS-LS3-3

In a certain species of plant, the color purple (P) is dominant to the color white (p).
According to the Punnett Square, what is the probability of an offspring being white?

• 25%
• 0%
• 100%
• 50%

Tags

NGSS.HS-LS3-3

What is the phenotype of the offspring? (A-Brown hair; a-blond hair) 

• 50 % Brown Hair and 50% Blond Hair 
• 25 % Brown Hair and 75% Blond Hair 
• 75 % Brown Hair and 25% Blond Hair 
• 0% Brown Hair and 100% Blond Hair 

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-3

Two brown eyed parents (Bb) have a baby. What is the chance the baby is blue eyed?

• 0 %
• 25%
• 50%
• 75%

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-3