Which of the following is an example of potential rather than kinetic energy?

a) water rushing over niagara falls
b) light flashes emitted by a firefly
c) a molecule of glucose
d) a crawling beetle foraging for food

Which of the following is true of microbes? a. ninety-nine percent of all microbes are pathogenic.b. gene expression in bacteria is very similar to gene expression in humans, which facilitates the use of bacteria in recombinant biotechnology and gene therapy.c. all bacterial enzymes are harmful to humans and the environment.d. microbes create pollutants and toxins that harm the environment.

The distant ancestors of tigers may have had bodies without stripes. use the theory of natural selection to explain how tigers may have evolved to have stripes.

If 360 joules of work are needed to move and create a distance of 4 m what is the weight of the crate