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 ZÂ 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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