Author Question: RNA editing is an important epigenetic mechanism: It occurs when small RNA molecules act directly on ... (Read 18 times)

serike · **on:** Jun 22, 2018

RNA editing is an important epigenetic mechanism: It occurs when small RNA molecules act directly on strands of

A) messenger DNA.
B) junk DNA.
C) histone.
D) methylated DNA.
E) messenger RNA.

Question 2

Construction of a detailed physical map of human chromosomes

A) began in earnest in 1960.
B) was completed by entirely by American scientists.
C) was completed in 1990.
D) was an attempt to locate all 3 billion human chromosomes.
E) none of the above