Q273
Consider the following statements regarding the ultrastructure of the nucleolus and choose the correct answer: 1. The matrix or pars amorpha of the nucleolus is heterogeneous 2. The chromatin is Feulgen positive 3. The fibrils, 80 - 100 A in diameter, contain RNA and are probably the precursors of the granules 4. Ribonucleoprotein granules make up the pars granulosa
A.
Only 1, 2 and 3 are true
B.
Only 2, 3 and 4 are true
AnswerC.
Only 3 and 4 are true
D.
1, 2, 3 and 4 are true
Answer: Option B
Solution
Answer: Option B
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