Consider the following statements:
1. RNA exosomopathies are caused by mutations in genes coding for RNA exosome components.
2. Pontocerebellar Hypoplasia Type 1 (PCH1) is an example of RNA exosomopathy.
3. The RNA exosome complex is involved in the maturation of ribosomal RNA (rRNA), elimination of faulty messenger RNA (mRNA), and regulation of non-coding RNAs (ncRNA).
4. RNA exosomopathies primarily affect lung development in humans.
How many of the above statements are correct?
1
Only two
2
Only three
3
All four
4
Only one