The nucleolus
A) is surrounded by a thin nucleolar membrane.
B) is found in prokaryotes.
C) contains tRNA.
D) synthesizes ribosomal RNA.
E) is found in prokaryotes and contains tRNA and rRNA.
Correct Answer:
Verified
Q19: An example of a purine is
A)thymine.
B)guanine.
C)deoxyribose.
D)cytosine.
E)ribose 5-phosphate.
Q20: Mitochondrial and chloroplast genomes typically
A)are composed of
Q21: Heterochromatin is highly _,thus constitutive heterochromatin plays
Q22: Which of the following statements is true
Q23: The nuclear envelope functions as a
A)means of
Q25: Long interspersed nuclear elements (LINEs)found in eukaryotic
Q26: _ is the process of creating an
Q27: Unusual eukaryotic-like (possessing a defined nucleus)cells were
Q28: Interspersed repeated DNA
A)constitutes 25%-40% of most mammalian
Q29: Alteration of histones by addition of methyl
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