Where did civilization get it start in china

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.

Discuss the functions of epithelial connective nerviud and muscular tissues

Describe how a student should adjust the microscope to see the cells on a slide more clearly?