The process of transcription is illustrated in Fig. 1.
Fig. 1
Identify molecule X in Fig. 1 and describe its role during transcription.
From the image in Fig. 1
[1]
After the process of transcription is completed, molecule Z in Fig. 1 must undergo a few changes before it can move to the cytoplasm.
Describe these changes that are made to molecule Z before it leaves the nucleus.
The genetic code is universal across most forms of life.
Explain the importance of this statement.
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