Change to the landscape from construction. The answer is c because if there is construction, they are probably building something on top of what used to be that ecosystem.
That was sir Isaac Newton’s only discover so it is true
The enveloped virus make the cell think that they just found a jackpot of protein, only to find a virus inside to take over the system, like the trojan horse.
One of the common arguments why the process of transplanting non-human organs which came from animals may be considered as an ethical act is that antigens on the surface of the non-human organs are not significantly rejected in the process. Although its research is still substantial, it is still considered as a matter of ethical issue.
What exactly are you trying to ask ??