Greg, who is 5 years old, is the tallest person in his kindergarten class. when his teacher asked him how he thought he got so tall, he said proudly, "my mom and dad are tall and i eat good food! " greg's statement reflects that he understands that human development comes from

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.

Hector is back from his morning run and is feeling light-headed because his energy is depleted which food item will provide him with a quick source of carbohydrates

How does science influence the decisions made about social, economic, and political issues?