What does the rock that forms the hoosdoos of bryce canyon tell geologists about the environment at the time the sediments were deposited

What happens when a magniseum ion ia atracked to a chlrene ion

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.

Melting glaciers is a serious threat to the environment what is the possible consequence of melting glaciers on polar bears?