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Dihybrid crosses

Authored by Anne Walker

Biology

9th Grade

NGSS covered

Used 1K+ times

Dihybrid crosses
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9 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What goes in box 3

Aabb
AABB
AAbb
aaBb

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What goes in box 15

aabb

AABB

aaBB

AAbb

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Cross Two Homozygous plants
(
RRYY x rryy)
R = round seeds, r  = wrinkled seeds Y = yellow seeds, y = green seeds
What percent will have Round and Yellow seeds? 

0%
25%
50%
100%

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-3

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What is the genotype for a pea plant heterozygous for round seeds (R), and homozygous recessive for green seeds (y)?

Ry
RRyy
RrYy
Rryy

Tags

NGSS.HS-LS3-1

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

Using the dihybrid cross and key provided, what is the probability of the offspring being tall and white?

9
2
3
6

Tags

NGSS.HS-LS3-3

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

In a dihybrid cross

one trait is crossed.
two traits are crossed.
four boxes are needed for the punnett square.
mom's alleles are dominant.

Tags

NGSS.HS-LS3-3

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

Based off this punnett square, what fraction of the offspring will have wrinkled, yellow seeds?

9/16

3/16

1/16

16/16

Tags

NGSS.HS-LS3-3

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