New technology, such as more effective irrigation techniques, could benefit society by
a) increasing the cost of food.
b) increasing the cost of seeds.

c) increasing the amount of crops produced.
d) increasing the dependence of 3rd world countries on advanced countries.

before it leaves the nucleus of a eukaryotic cell, mrna is altered in the following ways: - a cap is added to the 5' end of the mrna molecule; - a poly a tail is added to the 3' end; - introns are removed and exons are spliced together.

the three components of a nucleotide are the nitrogenous base, the phosphate group and the five-carbon sugar.