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Punnett Square and Genetics

Authored by Corey Bailey

Science

6th - 8th Grade

NGSS covered

Used 6+ times

Punnett Square and Genetics
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23 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

The dominant trait is

yellow pea seeds
green pea seeds
there is no dominant seed
Jolly green giant

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

If two alleles are the same for a certain trait they are considered

Homozygous

Twins

Heterozygous

Common

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

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

NGSS.HS-LS3-2

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

B = brown eyes
b = blue eyes
What is true about these two brothers that have brown eyes?
One has genotype BB the other Bb.

they have same phenotype and genotype
they have different genotypes and phenotypes
they have same phenotype but different genotypes
they have same genotype but different phenotypes

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What ratio of the offspring from the cross shown will be homozygous recessive for the  trait of tallness? 

0 in 4
1 in 4
2 in 4
4 in 4

Tags

NGSS.HS-LS3-1

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What gender has an X and a Y chromosome?

male
female
transgender 
all of the above

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Patrick Star and Patti are both heterozygous for their pink body color. What is the percent chance that their child will have the homozygous recessive genotype?

0%

25%

50%

75%

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

NGSS.HS-LS3-3

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