Biochemistry facts Flashcards

1
Q

Which DNA repair mechanism is defective in HNPCC?

A

Mismatch repair

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2
Q

DNA repair mech defective in XP

A

Nucleotide excision repair –> prevents pyrimidine dimers from UV exposure

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3
Q

DNA repair mech defective in Ataxia Telangiectasia / Fanconi Anemia

A

Nonhomologous end joining

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4
Q

What adult structure are derived from neuroectoderm?

A
All neurons of CNS 
retina
neurohypophysis
pineal gland
preganglionic autonomic neurons
astrocytes
ependymal cells
choroid plexus
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