Mendelian Genetics

Quiz
•
Science
•
9th Grade
•
Hard
+2
Standards-aligned
Lisa Thompson
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
In guinea pigs Black fur (B) is dominant to white(b), cross Bb x bb and determine genotypic ratio for offspring
2:2
0:2:2
1:2:1
2:2:0
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
In flowers, purple color is dominant to pink and short is dominant to tall. Cross a flower that is heterozygous for both traits with another flower that is pink and tall. What is the percentage of the flowers being pink and short?
75%
25%
4
1/2
Tags
NGSS.MS-LS3-2
NGSS.MS-LS4-4
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What genotype is missing from this Punnett Square?
RrYy
RRYY
rryy
RrYY
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Heterozygous is when...
the alleles are the same
the alleles are different
the alleles are absent
the alleles are present
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
In a heterozygous genotype, the ___________ allele takes over in the phenotype.
recessive
dominant
lower case letter
both
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
T - tall and t = short
In the punnett square below, what belongs in the missing square
tt
Tt
Bb
TT
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
B = brown fur b = white fur
In the punnett square, what is the probability for white fur?
0%
25%
50%
75%
Tags
NGSS.HS-LS3-1
NGSS.HS-LS3-2
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