Which are types of income tax that people pay? Check all that apply.
federal
local
progressive
state
sales
flat
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tum

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.

Which identifies the main purpose of biological taxonomy?

The diagram shows the layers of earth. convection currents in which region influence the movement of tectonic plates