Using the periodic table and your knowledge of atomic structure. compare the number of electrons in a carbon-12 and carbon-14 isotope. a) both have 6 electrons. b) carbon-12 has 6 electrons and carbon-14 has 8 electrons. c) carbon-12 has no electrons and carbon-14 has 2 electrons. d) carbon-12 has 12 electrons and carbon-14 has 14 electrons.

Which describes radioactive decay of a substance

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 process of living things produces water that enters the water cycle