To produce a human protein through genetic engineering, scientists use

a - a bacterial gene inserted into a human chromosome
b - a human gene inserted into a plasmid
c - a bacterial gene inserted into a plasmid
d - a human gene inserted into a human chromosome

relative humidity, temperature and dew point -- are bound together in the mathematical relationship below. relative humidity changes when temperatures change. because warm air can hold more water vapor than cool air, relative humidity falls when the temperature rises if no moisture is added to the air. so i would say a

me and my friend did 2