Which part of the plant is exhibiting negative phototropism? a. root system b. leaf c. stem d. vascular tissue

Most scientific questions are based on opinions. hypotheses. observations. experimental data.

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.

What is the average speed of a car that traveled 300.0 miles in 5.5 hours