Punnett Squares

In a Punnett Square, 1 box is equal to 25%. How much are 3 boxes equal to?

• 25%

• 50%

• 75%

• 100%

Tags

NGSS.HS-LS3-3

Which of the following is a heterozygous genotype?

• Gg

• UU

• pp

Which of the following is a Homozygous Dominant Genotype?

• Yy

• XX

• zz

Which of the following is a homozygous recessive genotype?

• HH

• dd

• Aa

How many squares are there in a Punnett square for a monohybrid cross?

• 12

• 8

• 16

• 4

What are the possible genotypes in a monohybrid cross between two heterozygous individuals?

• Aa, Aa, Aa

• AA, Aa, aa

• AA, aa, Aa

• AA, AA, AA

What are the possible genotypes in a monohybrid cross between two heterozygous individuals?

• Aa, Aa, Aa

• AA, Aa, aa

• AA, aa, Aa

• AA, AA, AA

What is the genotypic ratio in a monohybrid cross between two heterozygous individuals?

• 2:1:1

• 1:1:2

• 3:1:1

• 1:2:1

What is a Punnett square used for in dihybrid crosses?

• It is used to calculate the probability of a specific trait appearing in offspring in a dihybrid cross.

• It is used to analyze the environmental factors affecting offspring in a dihybrid cross.

• It is used to predict the genotypes and phenotypes of offspring in a dihybrid cross.

• It is used to determine the gender of offspring in a dihybrid cross.

How many squares are there in a Punnett square for a dihybrid cross of two heterozygous organisms?

• 20

• 12

• 8

• 16