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WorksheetsGenetic Recombination Meiosis
Total questions: 10
Worksheet time: 3mins
Name
Class
Date
1.
What contributes to genetic variation?
a)
crossing over
b)
law of independent assortment
c)
law of segregation
d)
gene linkage
2.
What is an exception to Mendel's law of independent assortment?
a)
crossing over
b)
gene linkage
c)
law of segregation
d)
meiosis
3.
A housefly has 6 pairs of chromosomes, how many possible combinations could be produced?
a)
12
b)
6
c)
64
d)
36
4.
What process can occur during this stage to increase genetic diversity that doesn't occur during any other stage of meiosis?
a)
independent assortment
b)
crossing over
c)
DNA replication
d)
transcription
5.
If an organism's diploid number (2n) is 46, what is its haploid (n) number?
a)
46
b)
92
c)
23
d)
2
6.
Gene A, B, and C are on the same chromosome. Gene A separates from gene B 15% of the time and gene B separates from gene C 2% of the time. Which genes are most likely linked?
a)
A - B
b)
B - C
c)
A - C
d)
none of the above
7.
Homologous chromosomes will have similar genes on them. However, they could have different versions of these genes. These different versions are called...
a)
Mutants
b)
Recombinants
c)
Alleles
d)
Mendel's code
8.
If results of recombination do NOT follow Mendel's Law of Independent Assortment, genes are likely to be - - -
a)
shuffled during meiosis
b)
linked
c)
inherited
d)
on separate chromosomes
9.
Which genes are most likely linked?
a)
genes 1 & 2
b)
genes 2 & 3
c)
genes 3 & 4
d)
genes 1 & 4
10.
What plant is an example of a polyploid with 8 chromosomes (8n)?
a)
Coffee
b)
Wheat
c)
Strawberry
d)
Oat
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