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Ronch [10]
3 years ago
6

What type of genetic disorder is leber hereditary optic neuropathy

Biology
1 answer:
ivanzaharov [21]3 years ago
7 0

Answer:

Mitochondrial Disorder

Explanation:

The LHON stands for leber hereditary optic neuropathy is a type of mitochondrial disorder. The disorder is generally observed in young males. The mitochondrial disorder are transferred from mother to its progeny. The disorder causes retinal ganglion cells (RGCs) and the exons of RGCs to degenerate. The disorder causes sudden painless failure of vision. The disorder leads to loss of central vision, optic atropy and central scotoma.

The most of the individuals with LHON do not possess the signs of the disorder. The disorder is caused by mutation in maternal DNA, thus it is a type of mitochondrial disorder.

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Ben Affleck has a cleft chin, but his ex-wife Jennifer Garner does not. Neither one of their two daughters (Violet and Seraphina
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Answer:

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Explanation:

Given -

Ben has a cleft chin

Let the allele for cleft chin be "c"

and the allele for normal chin be "C"

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This means that the allele C could be X -linked and the mother is not the carrier but the father is

The genotype of father Ben would be Y Xc

Genotype of mother would be XCXC

Genotype of two daughters XCXc  , XCXc which means they are carrier for the next generation

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~ThePirc
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Answer:

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