Can a herd of 100 deer support a population of 200 wolves? why or why not?

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.

Acommon kind of mechanical weathering is called

Fredrick griffith made a scientific discovery in 1928