Ethanol is a fuel that can be made from corn. one of the benefits of using a biomass fuel like ethanol is

a. it can only be used to power certain types of machines
b. it is a nonrenewable resource
c. it is a renewable resource
d. it releases pollutants when it is harnessed
(its science)

Factors that can increase mutation rates a. high temps b. low temps c. food additives d. uv rays

Can bacteria reproduce in a way such that when you start out with two bacteria, you get five bacteria? why or why not? * a. yes, because bacteria reproduce sexually, and can produce any number of offspring, just as humans do. b. no, because bacteria grow at an exponential rate. c. no, because when bacteria reproduce, they split into two parts, and two bacteria splitting would result in four bacteria.

What is the problem in this article? what solution does the article propose?