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Punnett Squares

Authored by Devon Arbogast

Science

7th Grade

NGSS covered

Used 50+ times

Punnett Squares
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30 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In pea plants, round seeds (R) are dominant to wrinkled seeds (r). Which of the following represents the genotype of a pea plant that is heterozygous?

RR

round

Rr

wrinkled

rr

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In pea plants, round seeds (R) are dominant to wrinkled seeds (r). Which of the following represents the genotype of a pea plant that is homozygous dominant?

RR

round

Rr

wrinkled

rr

Tags

NGSS.HS-LS3-2

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

In mice, black fur (B) is dominant to white fur (b). According to the Punnett square shown, the offspring in box 4 would:

be white.

be heterozygous.

be gray.

be homozygous.

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

4.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

If black fur is dominant and white fur is recessive, what genotype would an organism with white fur have?

FF

Ff

ff

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

In mice, black fur (B) is dominant to white fur (b). According to the Punnett square shown, how many offspring would be black?

0

1

2

3

4

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

6.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

Media Image

What allele combination should go in the missing box?

AA
Aa
aa
none of these

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

7.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

Media Image

T - tall and t = short
In the punnett square below, what belongs in the missing square

tt
Tt
Bb
TT

Tags

NGSS.HS-LS3-1

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