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Jugar Test
1. 
Alternative forms of a gene are called
A.
Alleles
B.
Homozygous
C.
DNA
D.
Genetics
2. 
Hair color is an example of
A.
genotype
B.
phenotype
3. 
How tall you are is an example of
A.
genotype
B.
phenotype
4. 
Having blue eyes is an example of
A.
genotype
B.
phenotype
5. 
Usain Bolt's genes affect his height. Being 1.95m tall is an example of
A.
genotype
B.
phenotype
6. 
Which of the following is homozygous recessive?
A.
rr
B.
AA
C.
TT
D.
Ff
7. 
What does the prefix hetero- in heterozygous mean?
A.
same
B.
different
C.
dating
D.
human
8. 
The physical appearance of a trait is known as the-
A.
genotype
B.
characteristics
C.
phenotype
D.
intelligence
9. 
How many letters does a genotype contain?
A.
1
B.
4
C.
3
D.
2
10. 
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
11. 
Hh represents...
A.
Homozygous Dominant
B.
Homozygous Recessive
C.
Heterozygous
D.
Heterozygous Dominant
12. 
Green peas are dominant (G) to yellow peas (g). What is the genotype for a hetereozygous offspring?
A.
GG
B.
gg
C.
Gg
13. 
Observe the diagram and identify number 4.
A.
flower color allele
B.
allele for white flowers
C.
flower color gene
D.
allele for purple flowers
14. 
Observe the diagram and identify number 5.
A.
gene pair
B.
set of different chromosomes
C.
two male chromosomes
D.
chromosome pair
15. 
Observe the diagram and identify number 7.
A.
allele for purple flowers
B.
gene for purple flowers
C.
allele for white flowers
D.
genes for white flowers
16. 
Observe the diagram and identify number 15.
A.
homozygous dominant
B.
homozygous recessive
C.
heterozygous
D.
heterozygous dominant
E.
heterozygous recessive
F.
homozygous
17. 
Observe the diagram and identify number 16.
A.
homozygous dominant
B.
homozygous recessive
C.
heterozygous
D.
heterozygous dominant
E.
heterozygous recessive
F.
homozygous
18. 
Observe the diagram and identify number 17.
A.
brown eyes
B.
blue eyes
C.
green eyes
19. 
Observe the diagram and identify number 18.
A.
B.
C.
20. 
Observe the diagram and identify number 19.
A.
homozygous dominant
B.
homozygous recessive
C.
heterozygous
21. 
The physical appearance of an organism based on traits
A.
Genotype
B.
Phenotype
C.
Meiosis
D.
Genetics
22. 
The allele combinations
A.
genetics
B.
mitosis
C.
genotype
D.
phenotype
23. 
This trait will always be expressed if present because it will mask the expression of others
A.
stem cells
B.
heterozygous
C.
dominant
D.
recessive
24. 
Having the genes for baldness is an example of
A.
genotype
B.
phenotype
25. 
Being a carrier of a genetic disorder is an example of
A.
genotype
B.
phenotype
26. 
Usain Bolt trains daily to improve his muscular explosiveness. Muscle size is an example of
A.
genotype
B.
phenotype
27. 
Having genes that make you more likely to be good at sprinting is an aspect of
A.
genotype
B.
phenotype
28. 
Which of the following is heterozygous
A.
FF
B.
tt
C.
Gg
D.
RR
29. 
What does the prefix homo- in homozygous mean?
A.
same
B.
different
C.
dating
D.
humans
30. 
Which of the following is homozygous dominant?
A.
Jj
B.
Rr
C.
MM
D.
ee
31. 
Mary is heterozygous. If F for freckles, and f is for no freckles, what is Mary's phenotype?
A.
Freckles
B.
No Freckles
C.
A few Freckles
D.
One Freckle
32. 
Chris is homozygous dominant. If W for widow's peak, and w is for no widow's peak, what is Chris' phenotype?
A.
Not enough information
B.
A small Widow's Peak
C.
No Widow's Peak
D.
Widow's Peak
33. 
rr represents...
A.
Homozygous Dominant
B.
Homozygous Recessive
C.
Heterozygous
D.
Heterozygous Recessive
34. 
Round (R) seeds are dominant to wrinkled (r) seeds. What is the genotype for a homozygous dominant offspring?
A.
RR
B.
Rr
C.
rr
35. 
Observe the diagram and identify number 21
A.
dominant
B.
recessive
C.
gene
D.
heterozygous
E.
homozygous
36. 
Observe the diagram and identify number 22
A.
gene
B.
heterozygous
C.
dominant
D.
recessive
E.
homozygous
37. 
Observe the diagram and identify number 23.
A.
short
B.
long
C.
tall stem allele
D.
short stem allele
E.
heterozygous
38. 
Observe the diagram and identify number 24.
A.
short
B.
long
C.
tall stem allele
D.
short stem allele
E.
heterozygous
39. 
Observe the diagram and identify number 25.
A.
short
B.
long
C.
tall stem allele
D.
heterozygous
E.
short stem allele
40. 
Observe the diagram and identify number 33.
A.
tall
B.
short
C.
short stem allele
D.
tall stem allele
E.
homozygous