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1. 
How many boxes would say BB?
A.
1
B.
2
C.
4
D.
0
2. 
Brown is dominant to green. What is the probability of these parents having green offspring?
A.
1/4
B.
2/4
C.
3/4
D.
4/4
3. 
The dominant trait is
A.
yellow pea seeds
B.
green pea seeds
C.
there is no dominant seed
D.
Jolly green giant
4. 
To be a yellow seed genotype must be
A.
aa
B.
Aa
C.
AA
D.
AA or Aa
5. 
A Punnet Square will
A.
tell you exactly what your offspring will look like
B.
increase the chance you pass on recessive traits
C.
predict genotypes and phenotypes in offspring
D.
have no purpose but for Taylor to give us extra assignments
6. 
How do two purple flowers produce white flower offspring?
A.
They cant have white flowered offspring
B.
Both flowers are heterozygous and can pass on the white allele
C.
They are both homozygous Dominant
D.
They do not have the recessive allele in their genotype
7. 
Both parents in this Punnet square
A.
are homozygous dominant
B.
are homozygous recessive
C.
are heterozygous
D.
have blue eyes
8. 
What allele combination should go in the missing box?
A.
AA
B.
Aa
C.
aa
D.
none of these
9. 
If B = brown hair and b = blonde hair, what is the probability of brown hair?
A.
25%
B.
50%
C.
0%
D.
75%
10. 
T - tall and t = short In the punnett square below, what belongs in the missing square
A.
tt
B.
Tt
C.
Bb
D.
TT
11. 
Dominant alleles are represented by a:
A.
male gene
B.
lowercase letter
C.
recessive trait
D.
capital letter
12. 
BB, Bb, and bb are examples of _________________
A.
Dominant
B.
Homozygous
C.
Genotype
D.
Phenotype
13. 
This is the expression of alleles. It is the observable trait we can see _________________
A.
Dominant
B.
Homozygous
C.
Genotype
D.
Phenotype
14. 
In some animals, brown eyes (B) are dominant over blue eyes (b). Which of these genotypes will complete the Punnett Square to the right?
A.
B
B.
bb
C.
Bb
D.
BB
15. 
What would go into punnet square 1
A.
Bb
B.
BB
C.
bb
D.
all choices
16. 
What would go into punnet square 2
A.
BB
B.
Bb
C.
bb
D.
all choices
17. 
What would go into punnet square 3
A.
BB
B.
Bb
C.
bb
D.
all choices
18. 
What would go into punnet square 4
A.
BB
B.
Bb
C.
bb
D.
all choices
19. 
What would go into punnet square 1
A.
WW
B.
WB
C.
BB
20. 
What would go into punnet square 3
A.
WW
B.
WB
C.
BB
21. 
What would go into punnet square 2
A.
RR
B.
RG
C.
GG
22. 
If two organisms reproduce sexually, then their offspring will exhibit a genetic makeup that is -
A.
identical to only one parent
B.
identical to all of its siblings
C.
a unique combination of traits
D.
the recessive traits of each parent
23. 
How many parents does asexual reproduction involve?
A.
one
B.
two
C.
three
D.
four
24. 
The offspring from asexually reproduced organisms are?
A.
Different than their parents
B.
Identical to parents
C.
Like a combination from both parents
D.
A different species
25. 
utations are a source of _______________.
A.
Variation
B.
Disease
C.
Polypeptide
26. 
Any change in the sequence of DNA is...
A.
Transgenic Shift
B.
Single Genotype
C.
Monohybrid Trait
D.
Mutation
27. 
Are all mutations bad?
A.
yes
B.
no
28. 
Mutations:
A.
are permanent changes in the DNA sequence or structure
B.
produce allelic variation
C.
are more likely to neither harm or help the organism
D.
all of the above
29. 
Which of the following is heterozygous?
A.
FF
B.
tt
C.
Gg
D.
RR
30. 
Which of the following is homozygous recessive?
A.
rr
B.
AA
C.
TT
D.
Ff
31. 
Which of the following is homozygous dominant?
A.
Jj
B.
Rr
C.
MM
D.
ee
32. 
Mark is heterozygous. If B is for brown hair, and b is for blonde hair, what is Mark's phenotype?
A.
Brown Hair
B.
Blonde Hair
C.
Brown and Blonde Hair
D.
Black Hair
33. 
Mark is heterozygous. If B is for brown hair, and b is for blonde hair, what is Mark's genotype?
A.
BB
B.
bb
C.
Bb
D.
bB
34. 
Genetic variation describes offspring that have different traits, such as Paulie and Nicole. Offspring with different traits must be a result of
A.
asexual reproduction
B.
sexual reproduction
35. 
Why do Paulie and Nicole have so many different traits?
A.
Paulie got more DNA from their mom, while Nicole got more DNA from their dad
B.
Paulie and Nicole both got half their DNA from mom and half from dad, but they get different genetic combinations
C.
Paulie and Nicole are not actually related
D.
Paulie's DNA has a lot of mutations, which are very common
36. 
What is another reason for genetic variation besides sexual reproduction?
A.
Partial mating
B.
Asexual reproduction
C.
Unequal chromosome distribution
D.
Mutation
37. 
Sara has red hair. No one else in her family has red hair except her grandmother. How is this possible?
A.
Red hair is random and cont connected to past generations
B.
The genetic information for red hair was destroyed in the rest of Sara's family
C.
Sara shares DNA with Grandma, but not her own parents
D.
Grandma passed down some genetic information from her DNA to Sara
38. 
A pure plant that has a genotype of GG is crossed with a pure plant that has the genotype gg. What are all the possible genotypes of the offspring?
A.
GG, gg, and Gg
B.
only Gg
C.
only GG
D.
GG and gg
39. 
The differences in the sets of alleles between individuals in a population
A.
genetic variation
B.
gene
C.
allele
D.
none of the above
40. 
An organism's appearance or other detectable characteristic
A.
genotype
B.
phenotype
C.
allele
D.
genetic variation
41. 
Genetic variation allows for...
A.
Species to change over time
B.
Populations to survive
C.
Differences in a population
D.
All choices
42. 
What causes genetic variation? (pick all correct choices)
A.
Mutations
B.
Sexual Reproduction
C.
Asexual Reproduction
D.
Mitosis
E.
cell division
43. 
A mutation occurs at the genetic level. What does this cause?
A.
The gene (allele) makes a different protein
B.
The gene (allele) codes for a different trait