Meiosis and Gametogenesis (2C)
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QUESTION
What is the chromosome number in a zygote formed by an
n
+
1
n+1
n
+
1
gamete fertilized by a normal
n
n
n
gamete?
QUESTION
If a species has haploid number
n
=
4
n = 4
n
=
4
, what is the number of gamete types from independent assortment alone?
QUESTION
What is the chromosome number in a zygote formed by an
n
−
1
n-1
n
−
1
gamete fertilized by a normal
n
n
n
gamete?
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ANSWER
2
n
−
1
2n-1
2
n
−
1
(monosomy). Fusion of an aneuploid gamete missing a chromosome and a normal one results in a zygote with only one copy of that chromosome.
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