During transcription, an incoming ribonucleotide becomes covalently bonded to the of the previous ribonucleotide in the growing mrna transcript.

During transcription, an incoming ribonucleotide becomes covalently bonded to the promoter sequence of the previous ribonucleotide in the growing mRna transcript.

This sequence is always located towards the part of a sequence of genetic material, where transcription takes place earlier than at a given point.

european union policies. the eu's long-term objective is to achieve levels of air quality that do not result in unacceptable impacts on, and risks to, human health and the environment. eu policies aim to reduce exposure to air pollution by reducing emissions and setting limits and target values for air quality.

the main environmental problems in western europe were: energy production/acid rain, nuclear power/waste, air pollution/climate, heavy metals, pesticides, water pollution, solid waste, and unforeseen accidents. many environmental problems are common to most european countries.

b) the inside picture would look at a very high temperature in a very low ph