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Genetics- Punnett Squares

Authored by Leah Koontz-Tucker

Biology

6th - 8th Grade

NGSS covered

Used 22+ times

Genetics- Punnett Squares
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37 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

The genetic make up of this flower is ________.

homozygous recessive
heterozygous
homozygous dominant
white

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

2.

MULTIPLE CHOICE QUESTION

45 sec • 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

NGSS.HS-LS3-3

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

B=brown eyes
b= blue eyes
What is true about 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

4.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Which of the following alleles is homozygous recessive?

Tt
tt
TT
T

Tags

NGSS.HS-LS3-1

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

G = green, g = yellow
The genotype for a yellow plant is...

GG
Gg
gg
all of the choices result in yellow

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following genotypes would be considered heterozygous?

BB
gg
Ff
TT

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Genotype refers to the ...

physical expression of the genes
the possible combination of alleles in a gene
whether an allele is dominant or recessive
how an organism will appear

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

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