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DNA and Punnett squares

Authored by Mary Romani

Science

7th Grade

NGSS covered

Used 152+ times

DNA and Punnett squares
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19 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What you see, or the physical appearance.

Genotype
Phenotype
Homozygous
Heterozygous

Tags

NGSS.HS-LS3-1

2.

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

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What is the dominant trait?

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

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What are the possible combinations of a pea plant with the alleles PP and a male pea plant with the alleles pp.
P= purple
p= white

all Pp
all PP
Pp,PP,Pp,PP
all pp

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

When the allele combination is a dominate and a recessive trait together which trait will be seen?

Dominate
Recessive
none
both

Tags

NGSS.HS-LS3-1

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What is a phenotype?

The expression of a trait; physical appearance.
refers to the genetic makeup of an individual
An organism that has the same genes for a trait (ex. TT or tt)
the passing of traits from parent to offspring

Tags

NGSS.HS-LS3-1

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Black fur is dominant (B) over white fur (b).  Find the probability of heterozygous offspring using the following genotype of these parents.
Bb + bb

0%
25%
50%
100%

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-3

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