The answer for your question is preganent
What is different with retroviruses in reproduction is that they do not kill their hosts at first because they can still insert their own genome. This process is what is known the reverse transcription. This is done by different proteins.
A Respiration by animals CO2 is being added.
B trees burning same
C tree leaves removed
D oil added
It will take 15 years for Della to be in the same risk of
non-smoking persons in risk of cardiovascular disease. As you quit smoking, the
lungs will start to purify itself, but it will take some time. On the other
hand, it cannot be assured that the lungs may be totally restored, more or less
it would just be clean over a period of time.