TIME REMAINING 53:37
Scientists have recently modified the bacteria that cause tooth decay by inserting a fragment of DNA into the bacteria's
DNA that prevents it from producing lactic acid What is the new DNA called?
foreign DNA
restriction DNA
O recombinant DNA
transgenic DNA
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burning of wood and coal

explanation:

the panel also concluded there's a better than 95 percent probability that human-produced greenhouse gases such as carbon dioxide, methane and nitrous oxide have caused much of the observed increase in earth's temperatures over the past 50 years.

for 8 am not sure maybe yes?

for 9 if it is asking if the male is more or less it would be less

hope i even just a little : )

they check for mistakes and stuff