Question

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.

Answer 1

B. Gene expression is in them is similar to us but facilitates the use of bacteria in recombiant biotechnology and gene therapy.
We human have eukaryotic cells which have a devoloped nucleas whereas small bacteria have prokaryotic cells with no definite nucleus using more biotechnology. Other all are not true.

Answer 2

The correct answer is B.