Which, if any, of the following descriptions is false?
Uniparental disomy
a) means that in a diploid cell two copies of the same chromosome are inherited from one parent.
b) is very rare.
c) can be the outcome of a trisomic zygote that is unstable and ejects a chromosome from one parent, but keeps two copies of the same chromosome from the other parent.
d) can occur when a sperm fertilizes an egg that lacks one chromosome, and the resulting unstable zygote is able to recover by duplicating the single chromosome.

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The Answer of Which, if any, of the following descriptions is false?
Uniparental disomy
a) means that in a diploid cell two copies of the same chromosome are inherited from one parent.
b) is very rare.
c) can be the outcome of a trisomic zygote that is unstable and ejects a chromosome from one parent, but keeps two copies of the same chromosome from the other parent.
d) can occur when a sperm fertilizes an egg that lacks one chromosome, and the resulting unstable zygote is able to recover by duplicating the single chromosome.

Which, If Any, of the Following Descriptions Is False